(IAAC) Dwarf Galaxy IC10 20" Dobsonian
Date and UT of observation:2 December 1997 00.00-03.00 UT
Location & latitude:near Ayr South West Scotland lat 55 24'56"
Site classification:bright rural
Limiting magnitude (visual):6 (zenith)
Seeing (1 to 5 - best to worst):2-3
Moon up (phase?):No
Instrument:20" f4.4 Dobsonian
Category: dwarf irregular galaxy in local group
Object data:mag 10.3, size 5.1' X 4.3'
RA/DE: RA 00 20.4' Dec 59 18'
Description:- IC10 apears as a faint oval patch of light centred around a
faint star. It is best seen by wobbling or moving the telescope. There is a
brighter bar like central part, which is the most easily observed part of
this difficult object.
Finding it. As illustrated in Daivid Eicher's book Galaxies and the
There is a brighter star fairly close to the location of the galaxy with a
dog leg line of five brighter than background stars with a sixth froming a
right angle triangle at the end of the line.The galaxy is just at the end of
the line and the brighter bar runs roughly parallell to the right angle side
of the triangle.
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Bonnyton House, Ayrshire,Scotland, UK. lat 55 24'56" N long 4 26' 00" W
Altitude 150 m.