M55

tim.anderson (Tim Anderson) · #1 29-08-2018, 01:26 PM

NGC6809 in narrowband. Thirty 60-second images in each channel.

cometcatcher (Kevin) · #2 30-08-2018, 01:07 PM

Interesting image Tim. Why narrow band?

Placidus (Mike and Trish) · #3 30-08-2018, 02:50 PM

Quote:

Originally Posted by cometcatcher

Interesting image Tim. Why narrow band?

Absolute proof that there's not much loose gas in there!

Looks very three dimensional, Tim.

tim.anderson (Tim Anderson) · #4 31-08-2018, 07:59 AM

Quote:

Originally Posted by cometcatcher

Interesting image Tim. Why narrow band?

Because it was what I had loaded in the filter wheel. Since it was -4 degrees at the time, I couldn't be bothered to change the rig <grin>.