M 3

Evgeniy Osharov

1341564

Deep Sky

Jul 20th, 2022

1472

NGC 5263NGC 5272

Resolution:: 2160x1474 px
File size:: 1936 KB

Show astrometry on hover

Technical information

Telescope/Lens: Sky-Watcher 1501
Camera: canon 550dа
Mount: Celestron Advanced VX
Guide Scope: 50/184
Guide Camera: zwo asi 120 mm
Software: DSS, FITStacker14c, Fitswork4, PS

Location: Красноярск, Россия

Light pollution

Yellow, Bortle 5 zone

Date taken: Jan 29th, 2022

Exposure

12 × 300″ · ISO/Gain: 800

Total exposure: 1 h 0 m

Photo versions

Updated

Comparison of the center of M3 over one and a half years

Jun 12th, 2023

Information about the sources is below in the grouped photos. Hmm, I was wondering—if anyone else has time-lapse photos too, compare them to see if there are similar changes in the brightness of individual stars against the background of the others.

M 3

Jun 12th, 2023

1 h 26 m

Another playful session from the city under a bright sky. But at least it offers a chance to compare possible changes from last year. Made a GIF—most likely just variable stars.