[Prev][Next][Index][Thread][Search][Objects]
(IAAC) Obj: 16 Dra, 17 Dra - Inst: 8" Discovery DHQ dob
----
Observation Poster: Tom Campbell <softech@iolaks.com>
Observer: Tom Campbell
Your skills: Intermediate (some years)
Date/time of observation: 11:20pm CDT
Location of site: Iola, KS (Lat 37d 55m, Elev 1020')
Site classification: Exurban
Sky darkness: 9 <1-10 Scale (10 best)>
Seeing: 8 <1-10 Seeing Scale (10 best)>
Moon presence: None - moon not in sky
Instrument: 8" Discovery DHQ dob
Magnification: 49X, 81X, 122X, 188X, 305X
Filter(s): Lumicon O-III
Object(s): 16 Dra, 17 Dra
Category: Multiple star.
Class:
Constellation: Dra
Data: mag 5.4, 6.4 size
Position: RA 16:36.2 DEC +52:55
Description:
At 49X, this appears as a fairly wide double. Both components are blue-white, with one a bit more bluish than the other. The magnitudes are also similar, but not quite exact. At 188X, the third component becomes obvious as a fainter, tight companion to one of the stars, and perpendicular to the other star in orientation. The third component is white in color.
--
Optional related URLs: http://www.iolaks.com/softech/astro/starlog.htm
** This observing log automatically submitted via the Web from:
http://www.visualdeepsky.org/enter-log.html
To stop receiving all 'netastrocatalog' lists, use the Web forms at:
http://www.visualdeepsky.org/subscribe.html