Section 7.2 of SP 811 covers this convention. No space between the numeral and the symbol in the quantities of plane angle, but a space between the numeral and the degree Celsius symbol (which is the raised circle and the capital C).
Jim McCracken At 10:16 AM 3/6/02 -0500, James R. Frysinger wrote: >"Joseph B. Reid" wrote: >.... > > Certainly, e.g., 20� C is wrong. In the BIPM brochure it is written as > 20 �C. > > I have a rebellious nature, and I write 20�C. I think this exception > > should be authorized. I think it is the long-established custom to write > > 90� for a right angle rather than 90 �. > > Since the SI brochure does specify �C as the symbol for "degree > Celsius", I think that your first statement is entirely correct. Again, >the SI brochure is silent on the use of a space between number and unit. >Those that do and with which I am familiar do specify that space >*except* for the symbols related to angles. So they also prefer 90� to 90 >� while still calling for 20 �C. > >Jim > >-- >Metric Methods(SM) "Don't be late to metricate!" >James R. Frysinger, CAMS http://www.metricmethods.com/ >10 Captiva Row e-mail: [EMAIL PROTECTED] >Charleston, SC 29407 phone/FAX: 843.225.6789
