Latin scholars

x-richAssistance please. I have a motto in Latin that appears to have different translations. Which is correct? The motto is on a pair of vertical dials and Mrs Gatty (4th edition 1900) gives the following fontfamilyparamTimes/parambiggerx-tad-bigger Pr¦tereunt:

More latin

query. I have another one: Eheu, fugaces labantur anni Again a translation will be much appreciated. Regards, Doug -

Re: Wilkins

Jill Wilson's Biographical Index of British Sundial Makers from 7th C to 1920 gives: Wilkins, Dr JohnWarden of Wadham College, Oxford, after the Civil War, he designed dials for some beehives with Sir Christopher Wren. The sundials at one time on the College chapel have also been

Re: Wilkins/Watkins

Jill's biographical index lists Watkins F(rancis) A London instrument maker who signed undated dials thought to be eighteenth century. Various affiliations are given and references to dials in the Register. It will be easier to photocopy the page for you if you need it. Regards, Doug On

Leap seconds - UK opposes change

Dear all, The Editor of our Bulletin asked me do write a short note on the proposed elimination of leap seconds, and various links led me to the official point of contact for comments, Mr John Lee, Department of Trade and Industry. He replied to a query about the consultation process as follows

British Sundial Society conference

x-tad-biggerReaders of the list may like to know that the British Sundial Society’s 17th annual conference is to be held in the Cathedral City of Durham, in the north of England, on the 21, 22, and 23 of April 2006. The programme is already complete with 10 lectures, a coach visit to see

Terminator

I have a site on my browser, www.mapmaker.com/shadowfacts/sunweb.asp that shows the terminator throughout the year. It is fascinating to see how rapidly the shape changes, and I was astonished to see this evening that it is nearly a straight line, as we approach the equinox. Of course, a

Re: Conical Gnomon Advantages

Dear John, Responding to Chris's remark below, I did indeed go 'aargh' when Chris mentioned the simple solution of the circular disk parallel to the wall. My dial uses a large plate and aperture gnomon and I followed tradition by having the plate 'looking at the sun' which I find logical and

Re: Bitter at Twisted

Dear Mike, The British Sundial Society is aware of the this unauthorised use of our logo, and we have written to the company involved. The following is the statement given at our annual general meeting. Unauthorised use of our logo. During the year it was found that a leaflet promoting ‘garden

Dial makers in France

Is there such as thing as a list of sundial makers in France? I have had an enquiry from a man in England who would like to have an armillary sphere made for a house in SW France. The British Sundial Society has list of dial makers (not all in the UK) and whilst several of these could make

Re: Giant Cone Gnomon?

Dear John, I believe on our UK members, John Moir, (not on the list) has designed a tall slender conical inclined gnomon. I have left a message on his answering machine, and I will report if he calls back. Regards, Doug On Sep 22, 2006, at 16:43, John Carmichael wrote: Hello All (esp. sundial

Re: Giant Cone Gnomon?

Dear John, An update on my earlier message. The dial is shown on p135 of the book Sundials of the British Isles. John has telephoned to say that it is made of steel, and I will get more details when I see him at one of our meetings tomorrow. Regards, Doug On Sep 22, 2006, at 16:43, John

Re: Giant Cone Gnomon?

the internet for large cones to see what I come up with.  Who knows, I may actually find a surplus rocket nosecone or something similar.   Note to Douglas Bateman:  It seems that John Moir is the only dialist among us who has actual experience in fabricating a large metal cone.  Since I have no way

British Sundial Society conference

All may like to know that our 18th annual conference is to be held in Fitzwilliam College, University of Cambridge, on 13, 14 and 15 April 2007. Speakers include Dr Frank King, Sir Mark Lennox-Boyd, Professor Karl Hofbauer, Kevin Karney and Fred Sawyer. There will be the usual display of

Re: Google Earth's geographic grid

Dear Roger, I have been following this thread for some time when questions were raised last year about finding north-south. Like John C, with my own house as the test object, I have used plumb lines, slot-in-a-card methods, and large scale plans. The latter uses our acclaimed Ordnance

Re: Wanted...

Dear Reinhold, I am sure that Dietrich and all in the group will be relieved to know that the Tridux is in the post. I realise that my holding reply to your original message about contacting Joanna may not have gone to the whole group, but no matter. I response to my e-mail to Joanna I

Re: Wanted...

Dear Reinhold, As a follow up, whilst there may have been a big silence, it appears that Joanna is returning the Tridux by the date requested. She has asked me to pass on the following because your appeal appeared to be rather critical. Regards, Doug Dear Doug, Thank you so very much

Re: Direct South Dial

Dear Andrew, Many satellite dishes are made from perforated metal sheet. Is yours similarly partially transparent? If so, a basic vertical dial can be drawn on a flat sheet (declining if necessary) and then sight through the dish onto the flat sheet and transfer the hour lines by eye

Good days on a white stone...

One of our talented dial makers has carved a sundial in Portland stone which is a white limestone. It carries the motto ALBO LAPILLO NOTARE DIEM which, I am told, means to mark your day with a white stone. This is from the concept that the Romans counted good days on a white stone and bad

Struck by lightning

No, not a dial destroyed, but the Editor of the British Sundial Society Bulletin has telephoned me to ask if the List can be alerted to the fact that he is off-line. A thunderstorm a week ago took out many lines, including (we assume) his ADSL component of the internet connection. Local flood

Sundial park in Ghent?

Two of the BSS members are planning visit to Belgium and have heard that there is sundial park, but cannot find any information about it on the internet. Any advice or links will be appreciated. Many thanks, Doug ---

Re: Sundial park in Ghent?

://www.fransmaes.nl/genk/welcome-e.htm Chris Lusby Taylor - Original Message - From: Douglas Bateman [EMAIL PROTECTED] To: Sundial List [EMAIL PROTECTED] Sent: Saturday, July 21, 2007 5:15 PM Subject: Sundial park in Ghent? Two of the BSS members are planning visit to Belgium

Solar analemma

One of my non-sundial friends found this high quality composite image of the sun photographed in Turkey, and which includes a total solar eclipse. http://antwrp.gsfc.nasa.gov/apod/ap071002.html Does anyone have a better name for such images, which I have called a Solar analemma, or perhaps

Sundials in Hong Kong?

I am to visit Hong Kong next week for a 6 days and will naturally look out for sundials. I know of one already - a bronze armillary by Joanna Migdal at the Royal Hong Kong Golf Club in 1989. I would be grateful if anyone could let me know of other dials. Regards, Doug

Re: Sundials in Hong Kong?

. In Google Earth, look at 22°20'16 N, 114°15'47 E. Have a nice trip! Frans Maes Douglas Bateman wrote: I am to visit Hong Kong next week for a 6 days and will naturally look out for sundials. I know of one already - a bronze armillary by Joanna Migdal at the Royal Hong Kong Golf Club

Re: Sundials in Hong Kong?

can be an enlightening experience. An interest in sundials has often taken me past the regular tourist routes and encouraged a different level of exploration. Regards, Roger Bailey www.walkingshadow.info - Original Message - From: Douglas Bateman [EMAIL PROTECTED] To: Sundial

Analemmatic dials and the human gnomon

Any advice on the history of this type of dial will be appreciated. I have been contacted by a school project with the relatively simple question, when did we start using the human as the gnomon? Setting aside 'pre-history' is it the more recent past? Regards, Doug

Equation editor software

Slightly off topic, but I am enquiring about suggestions for a package of modest capability. The background is that I offered to assist the editor of a related publication to sundials - Horological Journal. (The British Horological Institute has just celebrated its 150th anniversary.) The

Re: Equation Editor Software - thanks

Dear all, Many thanks for the useful contributions. I will edit some into, I hope, something helpful for the editor in question. Regards, Doug --- https://lists.uni-koeln.de/mailman/listinfo/sundial

Knowing where we are

Sundiallists always know where they are, but do they know where they are going? This rather rhetorical question is slightly off topic and directed to our computer experts: the question is how does my satellite navigation (Sat Nav) system in my car, or hand held, know where it is going

Sundials in a dome

I have had the enquiry below from a student and I believe the group's 'international skills' will provide more answers than I can with our lack of such dials in the British Isles. In response to my initial reply I received the second courteous message today, also below. Regards, Doug

Re: Email address

Dear Anne, (With apologies for being slightly off-list, but the group provides other useful information at times.) I too, appreciated the update on this 'technology' but I share Tony's misgivings: Thank you! That brings me up to date with current developments but if someone sends an email

Polar Cycloid book dial

In 2001 Peter Mayer and others posted correspondence about this type of sundial, in particular the Dodwell dial in Adelaide, South Australia. If Peter is still active on the list I would be grateful if he can reply, or contact me directly. Regards, Doug

Re: Looking for an article in Antiquarian Horology re: seasonal hour dials

Dear Keith, I have the journal concerned, but I am away from home at the moment. I should be able to retrieve the reference next week unless another copy is made available for you. Regards, Doug On Apr 8, 2010, at 16:56, Keith E. Brandt, WD9GET wrote: I'm looking for another article in an

Re: DST Misconceptions

Better late than never I would like to enter this debate because I became quite concerned about the lack of objectivity. We seem to have had lots of comments about myths, folklore and personal prejudices. I quote James Lovelock We live at a time when emotions and feelings count more than

Re: DST Misconceptions

Dear Frank, Many thanks for your kind thoughts and comments. At the moment I will respond to one of the puzzles. You say: First, I should like a social historian to explain how this [the drift to a different centre of the effective day] has come about. For most of human history the

Re: dst for scholars

Dear Frank, You are right that one school has made such a change, and there was quite a bit of coverage in the Newspapers (several months ago?). The reasoning, as you say, was based on some studies of our natural body clocks, and 'explained' why teenagers seem to be congenitally lazy,

Re: DST Misconceptions

Dear John, I may have stated a fact about China being one very large time zone. Day to day reality is obviously different. Thanks for that, Doug On Apr 20, 2010, at 14:46, John Goodman wrote: In China there are 1.2bn people spread over 60 degrees of longitude all living by the same clock

Re: Sundials/BHI

Dear Julian, I look forward to see the pictures in due course. The analemma, however, does not have a nice mathematical curve (at least as far as my maths goes) nor based on any ellipses. Some of my really high tech friends have CAD software that would take the coordinates of each point

Re: time, off topic

Dear Frank, To add to Kevin's reply I have a contact at Greenwich Observatory who replied to my amazement that there were that many chronometers on board, and said: Dear Doug, Yes there were that many, not all were government, if I remember properly 5 were Fitzroy's own, 2 were loaned by

Terminator

Does anyone know of a link or an app that shows the terminator in graphic form over the world. I used to use a 'mapmaker' website but that seems to have disappeared. I have foundwww.worldtimezone.com/datetime12.php andhttp://24timezones.com/ but neither are as clear or as uncluttered

Re: Terminator

Thanks to Ross, Andrew and Maureen for useful links. A delight to know that someone on the list will respond, even to minor queries. Regards, Doug On 15 Sep 2011, at 09:08, Ross Sinclair Caldwell wrote: Hi Doug, I use Desktop Earth - http://codefromthe70s.org/desktopearth.aspx

Star maps

Thanks to all those that have made helpful suggestions about maps for the iPad and the free Stellarium. The latter suits my requirement well, although it doesn't seem to guarantee that I will see the aurora on the allotted days... Regards, Doug

Silhouette ring sundial

Can members please remind me of the recent link to a large ring that contained the numbers cut into upper surface of the ring, as a reverse silhouette, so that the sunlit digits appeared on the lower angled surface of the ring. Regards, Doug ---

Re: Silhouette ring sundial

showing the sundials in Spain /Portugal. Best regards, Alexei On Thu, Apr 5, 2012 at 1:31 PM, Douglas Bateman douglas.bate...@btinternet.com wrote: Can members please remind me of the recent link to a large ring that contained the numbers cut into upper surface of the ring

Re: making a compass

Mention has been made of using a solenoid, and I believe that this is not the sort of thing Jackie will have in her 'silver' workshop. Let us not forget that the traditional method of magnetising something is to stroke it with another magnet, as was done BF (Before Faraday) with a lodestone.

Re: St. Margareth and the Olympics

Dear Reinhold and all, Andrew James has added detail and I can back up his supposition by quoting directly from the booklet, Sundials by Christopher St J Daniel, our former chairman of the BSS. The figure shows one of the dials with the Westminster Tower in the background with Big Ben, and

Re: eBay : ANTIQUE HELIOCHRONOMETER BRONZE SUN DIAL SCIENTIFIC INSTRUMENT

Not antique! Im fairly certain it was made by J P Gunning, of Petersfield, Hampshire (as on the dial with initials JPG). He may still be a member of the British Sundial Society. Otherwise a perfectly serviceable instrument. Regards, Doug On 5 Sep 2012, at 12:05, Kevin Karney wrote: I came

Re: eBay : ANTIQUE HELIOCHRONOMETER BRONZE SUN DIAL SCIENTIFIC INSTRUMENT

available from: http://www.draysonbeckett.co.uk/gunning.sundials/index.html Best Wishes, Geoff -Original Message- From: sundial [mailto:sundial-boun...@uni-koeln.de] On Behalf Of Jackie Jones Sent: 05 September 2012 17:46 To: 'Douglas Bateman'; 'Kevin Karney' Cc: sundial

Another sundial related app

A software developer in Berlin has come up with a very useful set of information for the keen diallist. It is called LunaSolCal and gives details for the sun and moon. For the sun it gives (longitude corrected) the time of solar noon, the equation of time, azimuth at sunrise and sunset, length

Re: Sundials along the Camino de Santiago de Compostela

For information I checked Sundials on the Internet with my Mac (with fewer misgivings about the risks that were mentioned) and found that now all is well and the site states the following. We much regret the temporary interruption of service from April 10 to 15 due to a hacker attack. Every

Re: Pillar in Florence

but a simple sundial that mark the solar time. You can see a good image in http://www.museogalileo.it/esplora/itinerari/itinerarituristicoculturali/lineasolemeridianefirenze.html Best Gianni Ferrari 2013/10/21 Douglas Bateman douglas.bate...@btinternet.com Can anyone please assist

British Renaissance and sundials

I have just seen an excellent BBC programme called A Very British Renaissance. The presenter, Dr James Fox, included the painting by Holbein - The Ambassadors, and gave full credit to Nicholas Kratzner with the presenter handling Kratzner's personal polyhedral dial. He also conducted an

Re: Design of Cards for Campbell Stokes Sunshine Recorder

I think Mike may have the wrong information. I can speak from personal (teenage) experience of making very good fireworks and soaking paper in saltpetre solution for the touch paper, which will then smoulder nicely. Saltpetre is one of the essential ingredients in gunpowder. I suspect that

The GPS zero meridian club

This is a new club consisting, so far, of two members: Frank King and myself. After the successful British Sundial Society conference, the Sunday morning was allocated to tours of the Greenwich Observatory. Quite independently, Frank and I had the intention of location the WGS84 meridian, some

The GPS zero meridian club - a round up

0' 0. Note the Greenwich landmarks in the background. The Greenwich meridian passes to the left of the power station chimneys. On 30/04/2014 17:37, Douglas Bateman wrote: This is a new club consisting, so far, of two members: Frank King and myself. After the successful British Sundial

Off line maps of Austria

Apologies for this off-topic query, but can anyone recommend good maps for my iPad to use with the GPS tracker whilst walking/touring. I have downloaded a couple but both fall far short of an ability to drop-pin, locate addresses on the map, no contours, etc. My bench mark for comparison is

Re: Shaggy Longitude Story

Dear Frank, Not the only problem in this area! Go to 51 28 52.60 -0 00 5.51 and you will find a large sundial in Greenwich park. Not obvious on Google Earth is the fact that its incorrectly aligned by about 3.5 degrees, yet it is within sight of the observatory. Standing on the dial surface

Re: Heinz Schumacher

Many thanks to Wolfgang and others on the list who answered my request. The fact the books are readily available is good news, and the biographical details are just what I wanted. Best wishes, Doug On 26 Sep 2014, at 11:26, Wolfgang R. Dick wrote: Heinz Schumacher was a teacher at the

Re: For stamp collectors

Dear Derek, Thanks for the links. However, my reply is in the nature of a test message. A former list member tells me that he seems to have lost the contact with the List in that he received an error message. With apologies to other members, Doug On 5 Mar 2015, at 15:13, Darek Oczki

The British Sundial Society Award Scheme

Members of the List may be interested to know that the Society is promoting another Award Scheme, this time open to ALL, and with almost no rules! The text from our site is repeated below, and examples of previous award winners may be see via the link

Re: Sundials in museums

I should have added Oxford in my last post! > On 11 Jan 2016, at 21:30, Maes, F.W. wrote: > > Hi Darek, > > While in London/Greenwich, you should not miss the Science Museum. They have > a LOT of (mostly: pocket) sundials on display. > > Another must-see is the Deutsches

Re: Sundials in museums

The Museum of the History of Science must surely be high on the list. It has a fully representative collection of sundials, amongst other artifacts, of course. http://www.mhs.ox.ac.uk Best wishes, Doug > On 11 Jan 2016, at 21:30, Maes, F.W. wrote: > > Hi Darek, > > While in

Subject heading

In spite of the ‘high value’ content of these message, I’m afraid that ANY message without a subject heading tends to be deleted immediately. It is only the fact that the senders are from the sundial list (with a degree of trust) that they are opened, and even then very warily. I believe that

Re: The duration of the year

Many thanks to those who have answered my questions. Geoffrey Thurston’s summary is clear and accords with the rudimentary, but effective, instrumental approach advocated by Lancelot Hogben in his epic book, Science for the Citizen. Mike Shaw has added succinct advice, and the reason for

Re: The duration of the year

The answer is yes, but mainly the esoteric and academic applications to precision pendulum clocks (although Allan Variance came out of quartz oscillator analysis). Electronic measuring and recording methods are necessary. In my case I made and used an electronic stopwatch method, with radio

Re: The duration of the year

Yes – the drift, and how would I notice it. What reference points in the sky (stars) would I look for to define the ‘orbital’ year? > On 18 Feb 2017, at 18:16, Steve Lelievre <steve.lelievre.can...@gmail.com> > wrote: > > On 2017-02-18 10:07 AM, Douglas Bateman wrote: >&g

The duration of the year

Given that this group has experts on the calendar and the earth’s orbit, I have a couple of questions. 1. Assuming that I was living a 1000 years ago, and had unlimited time watching the sun and stars (and without prior knowledge) how would I notice that each year was growing by about a

Re: An interesting piece of timekeeping

For the iPad... Regards, Doug Sent from my iPad > On Jan 18, 2017, at 5:25 AM, rodwall1...@gmail.com > wrote: > > Hi Jack, > > Is this for Android? I couldn't find it. > > Roderick Wall. > > - Reply message - > From: "Jack Aubert" >

Re: Permanent DST

Dear Barbara and Augustine, I am flattered that you are following this dialogue, and I’m sure Frank is too. Frank wishes to wind up the discussion, and this can be my final, and personal, contribution. First of all, it is obvious that Frank is both happy to be a very early riser and is

Re: Permanent DST

Dear Tony, Your ‘natural geometry of daylight’ is an interesting concept, and more useful than the frequent rants by those who I am going to call the ‘blanket botherers’. (As inspired the oft quoted: Only a white man could possibly believe that by cutting a foot off one end of a blanket and

Re: Permanent DST

Dear Frank, You have done me the honour of at least reading my attachment, and in your reply I will gloss over the comment where you seem to imply that I am deliberately telling lies. A significant part of my note is reporting the work of others such as our former Government agency, the

Re: Precise locations

rvatory comes up with oval.blast.improving. My house has a similar unique set of words. Well worth a look. Doug > On 16 Oct 2016, at 11:39, Martina Addiscott <martina.addisc...@gmail.com> > wrote: > > In message <d339e370-5a25-4d9e-8d99-637604f93...@btinternet.com>

Precise locations

Sundiallers like to give precise locations for dials, but (a little off-list) I have a bottle of Campo Viejo Rioja 2014 wine in front of me which gives at the top of the label N 42º 28’ 48” W 02º 29’ 08”. Although in a small font it is clearly printed above the brand name. Google Earth shows

[no subject]

Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die eigentliche Nachricht steht dadurch in einem Anhang. This message was wrapped to be DMARC compliant. The actual message text is therefore in an attachment.--- Begin Message --- Regardless of the technical stuff and suspicion, I

[no subject]

! > On 22 May 2018, at 19:01, Douglas Bateman via sundial <sundial@uni-koeln.de> > wrote: > > Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die > eigentliche Nachricht steht dadurch in einem Anhang. > > This message was wrapped to be DMARC compliant

[no subject]

Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die eigentliche Nachricht steht dadurch in einem Anhang. This message was wrapped to be DMARC compliant. The actual message text is therefore in an attachment.--- Begin Message --- Dear Frank, Your story about the blanket, won’t

[no subject]

Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die eigentliche Nachricht steht dadurch in einem Anhang. This message was wrapped to be DMARC compliant. The actual message text is therefore in an attachment.--- Begin Message --- Steve, Looking at the report, the headline should

[no subject]

Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die eigentliche Nachricht steht dadurch in einem Anhang. This message was wrapped to be DMARC compliant. The actual message text is therefore in an attachment.--- Begin Message --- This link may be of interest. Regards, Doug

[no subject]

Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die eigentliche Nachricht steht dadurch in einem Anhang. This message was wrapped to be DMARC compliant. The actual message text is therefore in an attachment.--- Begin Message --- Dear Frank, I am asking for more clarification,

Solaris floating sundial

Diese Nachricht wurde eingewickelt um DMARC-kompatibel zu sein. Die eigentliche Nachricht steht dadurch in einem Anhang. This message was wrapped to be DMARC compliant. The actual message text is therefore in an attachment.--- Begin Message --- I am hoping for more information about a French made