December Challenge Object (Db) - Sigma Orionis

iceman (Mike) · #1 07-12-2005, 10:34 AM

Read all about this object at the December Observing Challenge page.

Post your observation reports and sketches here.

DSO images go in the DSO imaging forum.

ving (David) · #2 07-12-2005, 10:43 AM

good olde sigma orionis!

one of the best multiples i know.
I'll do a report when i next go and have a look-see

ving (David) · #3 10-12-2005, 04:37 PM

ok, had my look-see

you know, its still a stunner in poor conditions. four stars seen all three bright ones showing as a whitish blue and the dimmest one a blue. the whole area there when taken widefield is quite stunning tho... go have a look

seeing:3/10
1/2 moon
scope: 8"
ep: 15mm GSO SV and 10.5mm TV