reduction tables, my log log slide rules and most of my old
programmable calculators.
Welcome to the arcane abstruse world of sundial design.
Roger Bailey, Peng
Walking Shadow Designs
Sidney by the Sea, BC
On Mon, Aug 8, 2022 at 10:50 PM Bryan Mumford wrote:
> I’m working from Albert Waugh’s b
rope,different
from Marchants . People used what they had at hand.
Roger Bailey
On Thu, Mar 3, 2022 at 11:45 AM Jack Aubert wrote:
> I tired searching for “pommeau de ciel” and “pommeau des cieux”, which not
> surprisingly I did not recognize in either English or French. Pommel is
> Pom
curve intersection.
Regards, Roger Bailey
Walking Shadow Designs
From: Dan-George Uza
Sent: Thursday, April 12, 2018 3:46 AM
To: Sundial List
Subject: Analemma intersection
Hello,
Tomorrow the Sun will have reached the point of intersection in the analemma
8-curve. How do you compute the exact
://www.waymarking.com/waymarks/WMF2Y3_St_Georges_Chapel_Sundial_Windsor_Castle_UK
http://www.waymarking.com/waymarks/WMF2Y6_Armillary_Sundial_Windsor_Castle_UK
Regards,
Roger Bailey
aka arby101ca
--
From: "Richard B. Langley" <l...@unb.ca>
Sent
Hello Michael,
Off topic/ Yes!
Please get a grip. Do you know the void of outer space? Do you realize the
immensity of the nuclear fusion reactions fueling the sun. Any probe is
infinitesimal in comparison. Do the numbers. This probe is not a violation of
a sacred place.
Roger Bailey
"Sonne" program that does ring dials. Here
is a link to my presentation on my Google Drive.
https://drive.google.com/open?id=0B14iMmxzLvJWZVpVOTctSk9meDQ
Enjoy,
Roger Bailey
Walking Shadow Designs
N 48.6, W 123.4
From: Keith E. Brandt, WD9GET
Sent: Thursday, June 15, 2017 10:37 AM
From: Roger Bailey
Sent: Sunday, May 28, 2017 9:32 PM
To: Nathaniel Shippen ; sundial@uni-koeln.de
Subject: Re: East/West Vertical Bifilar Sundial
Hello Nathaniel,
Yes, it is quite doable. Here is a sketch produced with Fer De Vries Zon 2000
for a bifilar in Honolulu Hawaii, lat 21.3
Hello Dan,
Helmut Sonderegger's Sonne software can generate such a chart. Choose the type
as "horizontal altitude" and try various options. Sonne is available here.
http://www.helson.at/sun.htm
Regards, Roger Bailey
From: Dan-George Uza
Sent: Monday, February 27, 2017 12:10 PM
day as Donald Trump is crowned at God's Longitude, 77° W,
Washington DC
Roger Bailey
Walking Shadow Designs
--
From: "Frank King" <f...@cl.cam.ac.uk>
Sent: Thursday, January 19, 2017 8:33 AM
To: "John Goodman" <jo
ation with a tidal power
expert about 15 years ago so my numbers may be off but resonance of tuned
inductive capacitive circuits was the basis of the analysis.
"Time and Tide Wait for Gnomon"
Roger Bailey
--
From: <jmikes...@ntlworld
UTC 21 Dec 2016.
Best Regards, Roger Bailey
--
From: "Frank King" <f...@cl.cam.ac.uk>
Sent: Tuesday, December 20, 2016 12:31 AM
To: "Maes, F.W." <f.w.m...@rug.nl>
Cc: "Sundial Mailing List" <sundial@uni-
be happen to send it
to anyone for their use.
Helmut Sonderegger programmed the equation of time and declination algorithms
in a spreadsheet that I imported into this spreadsheet for these calculations.
It works well to show what happens around the solstice.
Regards,
Roger Bailey
Walking
to a free spreadsheet
calculation, which I provided.
Regards, Roger Bailey
From: Helmut Haase
Sent: Wednesday, October 26, 2016 12:07 PM
To: Roger Bailey ; sundial@uni-koeln.de
Subject: Re: Solar Declination
Hi Roger,
I had to change the date format in colum A and in the formula of colum E
tronomical Algorithms
free. Is this an example of fair use, a single copy of a library copy or a
copyright violation? I don't know but I was glad to find it. meeus discusses
the accuracy of the simple calculation compared to the more rigorous version.
For sundials the simple version is fine.
Regards, Ro
E, we were described in the media as "boffins". I took
no offence but recognized it as an apt description recognizing that our arcane
abstruse interest sometimes leaves people bemused.
Regards, Roger Bailey
From: tonylindi...@talktalk.net
Sent: Friday, September 09, 2016 1:58 A
resolution as the penumbral shadows merge. Do the experiment
see the penumbral swelling effect.
Regards, Roger Bailey
From: Dan-George Uza
Sent: Friday, September 09, 2016 11:05 AM
To: sundial@uni-koeln.de
Subject: The Brightest Part of a Shadow is in the Middle
Hello, what a fascinating video
Hi Tony,
Perhaps you are right. All David Andersson's emails have the sunclocks.com as
the source listed in the headers. Here is a typical clip
Regards, Roger
"Received: from A7000.A7000.sunclocks.com ([2.96.206.108])
by smtp.talktalk.net with SMTP
id aqldbkrorfn7DaqlebC0JD; Fri, 19 Aug 2016
money and go to Mexico for
the winter instead of installing solar panels.
Everything I need to know I learned from sundials.
regards, Roger Bailey
From: Larry Bohlayer
Sent: Wednesday, August 17, 2016 3:44 PM
To: sundial@uni-koeln.de
Subject: Sombrero as a sundial
This sombrero
continent and
curved west to east on the west coast. Yes, the sun rises in the east and
sets in the west, duh!
Here are pictures of the other locations.
http://scenethroughmyeyes.blogspot.ca/2014/03/sunsweep.html
Regards, Roger Bailey
--
From
eloper "Niantic Inc"
in California or the "Pokémon Company" in Japan for implementation?
Roger Bailey
Walking Shadow Designs
Sidney by the Sea BC ---
https://lists.uni-koeln.de/mailman/listinfo/sundial
Roger Bailey is pleased to have receive the NASS Sawyer Dialing Prize for 2016.
The certificate recognizes Roger for "consistently showing the dialing
community that all you need to know in life can be learned from studying
sundials, and for using that study to advance the theory and pra
Thanks Tony,
Roger Bailey
From: tonylindi...@talktalk.net
Sent: Monday, May 23, 2016 2:09 AM
To: Sundial List Sundial List
Subject: Amira Willighagen
Hi,
If you are a 'Sundial Messages Only' person PLEASE IGNORE THIS. For the
rest of us here are a few moments of pure and absolute
Regards,
Roger Bailey
From: John Goodman
Sent: Sunday, April 24, 2016 8:31 AM
To: Sundial List
Subject: Tropic of Capricorn sundial
I was recently in northern Argentina at the Tropic of Capricorn. I saw a
structure there that has been described as a sundial but I have trouble
understanding ho
#!csearch;authority=subject-90227;browseBy=collection.
This is my short list. There are many others worth exploring.
Regards, Roger Bailey
--
From: "Darek Oczki" <dhar...@o2.pl>
Sent: Saturday, January 09, 2016 4:54 AM
To: <sundial@un
/holbein_kratzer_polyhed.jpg
Regards, Roger Bailey
From: Fabio nonvedolora
Sent: Tuesday, January 05, 2016 7:59 AM
To: sundial@uni-koeln.de
Subject: dodecahedron
Hi all
Riccardo Anselmi, an italian gnomonist, uploaded a new paper sundial, the app
47 (www.sundialatlas.eu/atlas.php?app=47
directlink.
The moonrises here are equally spectacular.
Best Wishes for 2016,
Roger Bailey
From: Dan-George Uza
Sent: Monday, January 04, 2016 1:04 PM
To: sundial@uni-koeln.de
Subject: Diamond Fuji
Hello,
I saw a news report today about “Diamond Fuji”. When the sun appears to rise or
set on to
evidence was a pre-inca pyramid he visited. The walls
had slopes of 23.5° and 47°.
2014 “Quitsato” Dean Conners told of his recent trip to Quitsato, an
“Ecuadorian Equatorial Equinoctial Excursion” to observe the pillar sundials
casting no shadow at noon on the equinox.
Regards, Roger Bailey
From
Prague switched to Central European Time in 1912."
Regards, Roger Bailey
aka "arby101ca"
From: Dan-George Uza
Sent: Sunday, November 29, 2015 9:55 AM
To: sundial@uni-koeln.de
Subject: Gnomon filaris mystery
Hello,
Catholic bishop Batthyany Ignac established one of the fir
benefit
with this open sharing of information
Regards, Roger Bailey
From: Maes, F.W.
Sent: Tuesday, September 29, 2015 6:52 AM
To: Dan-George Uza ; Sundial Mailing List
Subject: Re: Construction of a Hemispherium
Dear all,
Thanks to the invaluable resources of archive.org, Fer de Vries
I have a copy of the webpage and files in a folder. I will send will send these
files to you individually.
Regards, Roger bailey
From: Dan-George Uza
Sent: Sunday, September 13, 2015 10:57 AM
To: sundial@uni-koeln.de
Subject: Construction of a Hemispherium
Hello!
I am trying to locate
Vancouver BC V7R 3B3 Canada
brianalbin...@shaw.ca
--
From: Ray flowercity14...@gmail.com
Sent: Wednesday, August 19, 2015 10:42 AM
To: Roger Bailey rtbai...@telus.net
Cc: Dan Uza cerculdest...@gmail.com; sundial@uni-koeln.de
Subject: Re: Metal cone
Hi
sundials can do. A link to
this article published in the NASS Compendium 13-3 will come up. Also check the
digital bonus with NASS Compendium 14-2 Hollander Dial Software.
Regards,
Roger Bailey
NASS Secretary
From: Dan Uza
Sent: Saturday, August 15, 2015 11:16 AM
To: sundial@uni-koeln.de
Hi Jack,
While following a lead based on Sasch Stevens display at the conference, I came
across an interesting article on the Al Khanum dial by Googling Alexander the
Great sundial. This search found this article: A Unique Greek Sundial
Recently Discovered in Central Asia by Rene Rohr in 1980
is bringing the duck for dinner. Time is important.
Don't overcook it.
Regards, Roger Bailey
Michael Ossipoff
Sent: Wednesday, July 29, 2015 11:57 AM
To: Roger Bailey ; sundial list
Subject: Re: Temporal Hours
Roger, thanks for the answer. Ok, I shouldn't say that as a fact without having
area of interest, where
a shadow would be projected was very close to the straight lines of the
traditional method.
This is why I belong to NASS, to read the Compendium and to go to the
conferences. Here we see solutions to problems we didn't even know existed.
Regards, Roger Bailey
From
for longitude and grads for latitudes. This is as
ridiculous as republican time, 10 hours in a day, 100 minutes in a hour and 100
minutes in an hour. Get over it as the French did with time. The Babylonians
were onto something when they defined our base 60 units of measurement.
Regards,
Roger
...@telus.net
Data: 17/07/2015 5.28
A: sun.di...@libero.it, sundial@uni-koeln.de
Ogg: Re:
I don't open letters or attachment with minimal information on the sender
or the contents. How do I know this is safe?
Regards, Roger Bailey
--
From: sun.dials--- via
Hello Michael,
The general permitted use allowed in copyright laws is one copy can be made for
any individual. This allows libraries to function. Posting to a forum requires
specific permission and attribution. It is better to post a link to the
original source.
Regards,
Roger Bailey
NASS
Re: Please help identify this architectural sundial and location _ invented by
Blasius Gerg!Wow, what a complete response to the question on this interesting
sundial. Thanks Reinhold.
Regards, Roger Bailey
From: Reinhold Kriegler
Sent: Thursday, June 25, 2015 1:24 PM
To: Sundial Mailing List
techniques for reclining declining dials and has formulae in the back
for specific cases of inclined dials, declining directly north south and
declining directly east west. Rohr has six pages of complex math on reclining
declining dials. I have scanned these and will send you copies.
Regards,
Roger
working on the latter for the NASS conference in Victoria BC in June.
Regards, Roger Bailey
From: Peter Mayer
Sent: Sunday, March 29, 2015 3:13 PM
To: sundial@uni-koeln.de
Subject: Clouding the issue
Hi,
In the Last Word section of a recent _New Scientist_ Stephen Parish
raised the question
Hi Art,
Good question but city is a poor denominator as city sizes ranges from about 20
thousand to over 10 million. Try sundials per square mile or sundials per
person. These are more relevant tallies. Here the Queyras in the in France
Haute Alpes, south of Briancon, scores highest in my
From: Roger Bailey
Sent: Wednesday, March 04, 2015 5:28 PM
To: Michael Ossipoff
Subject: Re: Jack: Duration of sunlight on a particular day
Hello Michael,
I responded to Jack and provided a spreadsheet that calculated sunrise and
sunset times that included the option for refraction
/piemonte-valle-aosta/piemonte-cycleways-cycle-routes/piemonte-mountain-valleys/piemonte-mountain-valleys-3/
Regards, Roger Bailey
From: Woody Sullivan
Sent: Friday, February 13, 2015 3:04 AM
To: sund...@rrz.uni-koeln.de
Subject: sundial village in Italy (near San Marino?)
Greetings, fellow
on the effect of latitude.
Regards,
Roger Bailey
Walking Shadow Designs
--
From: Jack Aubert j...@chezaubert.net
Sent: Tuesday, February 03, 2015 12:23 PM
To: 'Sundial List' sundial@uni-koeln.de
Subject: RE: A question for the mathematically inclined
and TimeFindangle B : Sin B =Sin Az Cos Lat/ Cos Dec.
Then Tan .5(90-Alt)=Tan .5(Lat-Dec)Cos.5(B-Az)/Cos .5(B+Az),
Then the Sine Rule for t: Sin Az=CosDec Sint/CosAlt or
Sint=SinAzCosAlt/CosDec
These are fairly easy to program into a spreadsheet.
Regards, Roger Bailey
method of transferring
funds anonymously.
Best wishes on the success of your project.
Roger Bailey
From: cerculdestele .
Sent: Friday, August 15, 2014 2:55 AM
To: sundial@uni-koeln.de
Subject: Sundials in Transylvania need your help!
Dear Group,
Please have a look at my Indiegogo
de
France route. See www.tinyurl.com/ZarbulaSundials
Regards, Roger Bailey
--
From: Frank King frank.k...@cl.cam.ac.uk
Sent: Monday, July 07, 2014 2:14 AM
To: Roger Bailey rtbai...@telus.net
Cc: sundial@uni-koeln.de
Subject: Re: Tour de Sundials
Thanks Frank,
I waymarked some of these dials following the 2007 BSS meeting in Cambridge.
This tiny url will take you to waymarking.com for pictures and details.
http://tinyurl.com/CamSunTour
Regards, Roger Bailey
--
From: Frank King frank.k
. People still need to no the time
and direction, so easily provided by the analemmatic horizontal dial
combination in a simple flip dial.
Regards, Roger Bailey
--
From: Linda Reid linda.r...@fastmessage.co.uk
Sent: Friday, July 04, 2014 6:06 PM
dials, specifically
declination dependant moon dials. Stay tuned as this lunacy unfolds at the NASS
conference this year.
Regards, Roger Bailey
From: David Bell
Sent: Friday, May 30, 2014 12:12 PM
To: Robert Terwilliger
Cc: sundial@uni-koeln.de
Subject: Re: Lunar Analemma
Great analemma
of Rafael's remarkable designs. The cube dial is
described on slides 52 to 56. I have uploaded in to a personal website. This
link will start the download of the 28 MB PowerPoint file.
http://www3.telus.net/public/rtbailey/BSS%20Tours/Sundials%20in%20Mallorca.ppt
Enjoy,
Roger Bailey
Walking Shadow
Right Ascension and Declination. But I really
wanted the EQT. Your formula 9 in Part 1 gave me the simple relationship,
obvious in hindsight that I was looking for, the conversion of RA to EQT.
I look forward making good use of your work. Thank you for making it available.
Thanks again,
Roger
the sun gets 1/4 the
intensity but that is not the effect being discussed in this gray posting.
Regards, Roger
--
From: David Bell db...@thebells.net
Sent: Friday, January 03, 2014 2:06 PM
To: Roger Bailey rtbai...@telus.net
Cc: Marcelo mmanil
in solving problems like yours.
Regards, Roger Bailey
--
From: Marcelo mmanil...@gmail.com
Sent: Thursday, January 02, 2014 11:37 AM
To: Sundial List sundial@uni-koeln.de
Subject: Garden planning problem
Hello fellow dialists, how are you?
I'm
many fresh remains of fish and steaming bear scat
along the trail. We actually saw no bears on this trip as we skipped along
like free range kids even though the average age of the group members was
72.
Regards,
Roger Bailey
--
From: Reena
.
Regards,
Roger Bailey
From: Алексей Крутяков
Sent: Tuesday, October 22, 2013 2:26 PM
To: sundial
Subject: Klementinum's sundials and armillary sphere
Dear dialists,
Being in Prague last week, I went to Klementinum in order to take pictures of
portable sundials that should be presented
published in the SAF 'Cadrans Info in
October 2010. Dials like these are often called top hat or filter sundials
in English and filterhut in Austrian.
Regards, Roger Bailey
--
From: Helmut Sonderegger (Tele2) h.sondereg...@utanet.at
Sent: Sunday
changed some of their practices due to this exposure but the
recovery process is still difficult.
Good Luck, Roger Bailey
From: Tony Moss
Sent: Friday, September 27, 2013 10:43 AM
To: sundial@uni-koeln.de
Subject: Re: Tony Moss - hacked
Hi all,
A thousand apologies to anyone who has
observers of the Sun in the Church phenomenon on meridians in
various churches in Europe can see the sun spot move. Math? Phaff. Believe what
you see.
Regards, Roger Bailey
ps. The word for the day, pfaff is a slang term for wasting time, doing
nothing very productive.
From: Dave Bell
Sent
east near Poestenkill. Perhaps the dial is there.
Regards, Roger Bailey
From: Dennis Cowan
Sent: Tuesday, July 16, 2013 1:29 PM
To: sundial@uni-koeln.de
Subject: ABBOTSFORD SUNDIAL
On behalf of the Abbotsford Trust who look after Sir Walter Scott's home in the
Scottish Borders, I am trying
calculator. Use the Dec and Hex buttons to toggle back and forth
between decimal and hexadecimal numbers.
Regards, Roger Bailey
From: Dave Bell
Sent: Saturday, July 06, 2013 10:12 AM
To: 'Sundial list'
Subject: RE: Unicode characters for degrees, minutes,seconds above the
decimalpoint.
Good call
Because.
Regards,
Roger Bailey
Walking Shadow Designs
From: Sunclocks North America
Sent: Tuesday, June 18, 2013 6:26 PM
To: Sundial Mailing List
Subject: Re: A big new analemmatic sundial on Malta
Hello All,
Congratulations to Mr. David Grima and to Stella Maris College
exuberant folk art. All of Zarbula's existing dials are available on this
Google Map. http://goo.gl/maps/QIF8n.
Regards, Roger Bailey
Everything I need to know, I learned from sundials.
From: Jack Aubert
Sent: Sunday, June 09, 2013 2:19 PM
To: 'Steve Lelievre' ; sundial@uni-koeln.de
Subject: RE
Hello Fabio,
I have added six sundials to the sundial atlas, ES1247, to ES1251. They are all
along the Camino. Please add them your Camino path.
Regards, Roger Bailey
-
No virus found in this message.
Checked by AVG - www.avg.com
Version: 2013.0.3272 / Virus Database: 3162/6265 - Release
and be wary of the warning
This site could damage your computer. I gave away my guide books and maps so
it will take a while to get good location data. Check the Fabio Savian's
Sundial Atlas as I suspect all these dials are on his trail.
Roger Bailey
From: f...@solariameridiane.it
Sent
,
Roger Bailey
From: Dennis Jordan
Sent: Wednesday, April 17, 2013 5:42 PM
To: sundial@uni-koeln.de
Subject: Sundials along the Camino de Santiago de Compostela
I have followed this list serve for some time, although I have not been an
active participant. I have very much appreciated
, Iron Cross, Boente, Villafranca
and Santiago. The hardest dial to find was the large stone block with old
sundials on three faces. A patio restaurant blocks access.
Enjoy the trip. I hope you will have better weather than we did in 2008
Regards, Roger Bailey
From: Dennis Jordan
Sent
the year;
How many years a mortal man may live.
Shakespeare, Henry VI contemplating battle.
Regards Roger Bailey
--
From: Jack Aubert j...@chezaubert.net
Sent: Monday, April 15, 2013 7:05 PM
To: 'Frank King' frank.k...@cl.cam.ac.uk; sundial@uni
the sunrise and
mid-morning prayers.
Regards, Roger Bailey
--
From: Darek Oczki dhar...@o2.pl
Sent: Wednesday, April 10, 2013 6:31 AM
To: sundial@uni-koeln.de
Subject: Horas benedictinus
An archeologist discovered a very old sundial on a church
but by
the natural circadian and solar rhythms.
Regards, Roger Bailey
--
From: Mario Arnaldi marna...@libero.it
Sent: Wednesday, April 10, 2013 10:37 AM
To: sundial@uni-koeln.de
Subject: Re: Horas benedictinus
These times were based on the position
* is to be silk screened and fused
onto the glass to provide the pattern, lines and desired opacity. It is an
interesting design project. Stay tuned.
Roger Bailey
Walking Shadow Designs
*see http://en.wikipedia.org/wiki/Frit#Modern_uses_of_frit
From: Chiu ?,Chi lian
Sent: Monday, March 25, 2013 10:21 PM
at that declination would be the
shadow line of the aperture. Thus the two possible values of EQT could be read
directly without knowing the the date.
Regards,
Roger Bailey
Walking Shadow designs.
From: Ken Baldwin
Sent: Sunday, February 03, 2013 2:19 PM
To: peter.ma...@adelaide.edu.au
Cc: sundial
understood by their
creators. I appreciate Fer de Vries for making his logic and not just his
design program available. See A Universal Method to Compute Flat Sundials
http://www.de-zonnewijzerkring.nl/eng/index-vlakke-zonw.htm
Regards,
Roger Bailey
Walking Shadow Designs
From: Dave Bell
Sent
Perhaps the quote should be too short for February as shadows at any time
the sun is up in February are longer on a horizontal surface than in July at
the same time of day.
Regards, Roger Bailey
--
From: Barry Wainwright bar...@mac.com
Sent
Hi Mike,
I saw a small screw attaching the disc and assumed it allowed a longitude
adjustment. If it is just an attaching screw, perhaps the owner could drill and
tap a hole suitable for their longitude and even DST. The EQT graph is
universal with no longitude offset. I believe the similar
struck off
the list for persistent annoying misbehavior. Let's keep it that way,
tolerating the occasional interesting off topic excursions.
Regards, as usual,
Roger Bailey
From: Douglas Vogt
Sent: Friday, January 25, 2013 10:31 AM
To: sundial@uni-koeln.de
Subject: Interesting sundial
--
From: rPauli rpa...@speakeasy.org
Sent: Sunday, January 13, 2013 12:00 AM
To: Roger Bailey rtbai...@telus.net
Cc: h.sondereg...@utanet.at; sundial@uni-koeln.de
Subject: Re: Analemmatic sundial
Isn't there an optimal sundial design for equator
.
Regards,
Roger Bailey
from the polar side of temperate zone, N 48.6
--
From: Frank King frank.k...@cl.cam.ac.uk
Sent: Saturday, January 12, 2013 3:14 AM
To: Donald Christensen dchristensen...@gmail.com
Cc: vk...@optusnet.com.au; Sundial Mailing Mailing
the software and you
developed an excellent stand alone design programs that easily provides
information like your pdf sketch. Now all sundial designers can review how
parameters interact. Sometimes analemmatic sundials don't work in the
tropics.
Regards, Roger Bailey
to a southern
horizontal dial for the co-latitude. I found a number of good sundials in New
Zealand but didn't find any that exploited the above advantage.
Thanks Rosaleen Robertson of the New Zealand Sundial Association
(www.sundials.org.nz) for your assistance.
Regards, Roger Bailey
@ 48.6
Wow what a project. I wondered why you were quiet last year but this explains
it all. Thanks John for sharing it with us.
Regards, Roger
From: John Carmichael
Sent: Friday, January 04, 2013 9:37 PM
To: sundial@uni-koeln.de
Subject: RE: Railways and Sundials
Hello All:
Bare with me,
and Nova Scotia but three in New Brunswick. Two of those contribute to this
list from Fredericton about 300 km away from Charlottetown. Alas, I am as far
away as you are.
Regards,
Roger Bailey
From: Tony Moss
Sent: Saturday, October 20, 2012 1:31 AM
To: sundial@uni-koeln.de
Subject: Canadian
for pointing out that there are laws on digital copyrights
that are getting more restrictive. The free internet that we have all
contributed to is rapidly becoming a restrictive business.
Regards, Roger Bailey
--
From: Steve Lelievre steve.lelievre.can
Great photos. I didn't notice the first one was a 360° panorama at first.
Thanks.
Roger Bailey
From: Josef Pastor
Sent: Sunday, October 07, 2012 11:18 AM
To: 'Sonnenuhrliste Uni Köln'
Subject: Sundial Elferberg (Neustift im Stubaital)
Dear Dialists,
the Panorama Community published some
Yes Jack, it is classic bumf, appropriately scored by Glass.
Regards, Roger bailey
--
From: Jack Aubert j...@chezaubert.net
Sent: Saturday, September 15, 2012 8:07 PM
To: sundial@uni-koeln.de
Subject: RE: Sundials in playgrounds - at last
plane, but it could be a sloping
plane as well so your solution follows the correct logic.
Regards,
Roger Bailey.
N 48.6, W 123.4
From: Donald Christensen
Sent: Friday, September 07, 2012 7:12 PM
To: sundial@uni-koeln.de
Subject: analemmatic sundial on a slope
Will an analemmatic sundial work
Hi Bill and all,
Could it be an am pm thing. I see the numerals after noon as AI and AII. A P
for post would be more appropriate. In Latin A=ante =before but perhaps now
A=after as in afternoon in globalspeak. Perhaps we need a Lingua Franca like
Latin or Esperanto or English.
Regards, Roger
Yes, Google Images offers many hits, mostly irrelevant. Frank King BSS
Cambridge brings up only one image. Ditto Frank King sundials. Roger Bailey
sundials brings up 10 legitimate hits on my computer, the first ten of many
irrelevant hits. Is this because Google searching on my computer knows
Well done. This is a useful instruction website.
Regards, Roger Bailey
From: Donald Christensen
Sent: Sunday, August 12, 2012 10:14 PM
To: sundial@uni-koeln.de
Subject: sundials in schools
My website is finally done
It's about putting in analemmatic sundials in schools.
http
http://www.astro.washington.edu/users/woody/MarsDial.Plan_Rept.Jan04.pdf .
Regards, Roger Bailey
--
From: da...@davidbrownsundials.com
Sent: Friday, August 10, 2012 2:03 AM
To: sund...@rrz.uni-koeln.de
Subject: Sundial on Mars
Dear Diallists,
I
article, The Phenomenon
of Sunlight on Rose Windows in a future Compendium. These cover the nerd stuff
but really cannot answer why.
Regards,
Roger Bailey---
https://lists.uni-koeln.de/mailman/listinfo/sundial
NASS macro
attached. Fer de Vries wrote the original. I hacked it to include seasonal
markers as a separate layer. This example also shows that the seasonal
marker concept fails at high latitudes. The rise and set azimuth lines no
longer converge.
Roger Bailey
The original was too large for the size filter. Attached is a small version as
a GIF. Regards, Roger
From: Roger Bailey
Sent: Monday, July 02, 2012 9:09 AM
To: 'Willy Leenders' ; 'Sundial sundiallist' ; Frank King
Subject: Re: a way to determine the period of insolation of a wall, using
I am now in full agreement that the north side of the wall gets more
sunshine. When the sun is to the north side of the wall, the hours indicated
by the shadow are read on the south side of the hour ellipse.
Regards, Roger
--
From: Roger Bailey
I checked an article in Le Gnomoniste on the discovery of a 17th century
sundial in Montreal. The analysis also used a Serle Ruler and references NASS
and Fred Sawyer's article. See
http://cadrans_solaires.scg.ulaval.ca/v08-08-04/pdf/XVI-2.pdf . The Serle is
shown in figure 3 page 9. The
? dpa...@relativedata.com
Sent: Sunday, June 24, 2012 9:26 PM
To: sundial@uni-koeln.de
Subject: Re: Calculating azimuth of sunrise and sunset from present back
25,000 years
If I'm not mistaken:
25,000 x 6 mm = 150,000 mm = 150m, not 1500m
Did you mean cm?
On 2012-06-25 0:11, Roger Bailey wrote
Thanks Fabio,
The link you provided Sine Sole Sileo has a link to a pdf that gives
instructions in several languages including English. Here is a direct link:
http://objects.estm.xiag.ch/images/Bergbahnen/Bedienungsanleitung_Sonnenuhr_Balken.pdf
Regards, Roger Bailey
From: Fabio nonvedolora
.
For further information I recommend Cascadia's Fault by Jerry Thompson.
ISBN 978-1-554468-466-3. It is a wake up call.
Regards,
Roger Bailey
N 48.66, W 123.40
Sidney by the Sea, BC
--
From: Frank King frank.k...@cl.cam.ac.uk
Sent: Saturday, June 23
of the finish due to sunset. The only
pictures I took just show the simple, safe and effective setup. The projected
image lacked enough contrast to photograph well.
Regards, Roger Bailey
From: Reinhold Kriegler
Sent: Wednesday, June 06, 2012 2:58 AM
To: Sundial Mailingliste
Subject: Transit of Venus
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