M101

Through joint efforts, collected light from this object

Participants and imaging parameters:
Maxim Gramotunov
Telescope: 130PDS
Camera: ZWO ASI662MC
Mount: iOptron Gem28
Guide camera: ZWO ASI120MM
Accessories: Sharpstar 0.95x MPCC, ZWO ASIAir Plus
Exposure:
33 x 300" Gain: 0 - RGB
50 x 180" Gain: 252 - IRpass
10 x 300" Gain: 800 - RGB (Canon 550Da)

Pavel Zhukov(https://www.deepskyhosting.com/zhukovp)
Telescope: 130PDS
Camera: ZWO ASI533MM Pro
Mount: MT90 v3
Guide camera: ZWO ASI220MM
Accessories: Meyon 1x MPCC, ZWO ASIAir Plus, ZWO EFW, ZWO off-axis guider, Antlia LRGBIRpass
Exposure:
6 x 300" Gain: 100 - L (-20)
6 x 300" Gain: 100 - R (-20)
6 x 300" Gain: 100 - G (-20)
6 x 300" Gain: 100 - B (-20)
6 x 300" Gain: 100 - IRpass (-20)

Evgeny Osharov (www.deepskyhosting.com/id700)
Telescope, lens: SW 25012
Camera: ZWO ASI294MM Pro
Mount: MT-90M
Guide telescope: Sky-Watcher BK804
Guide camera: zwo asi 120 mm
Accessories: CC SkyWatcher f4, zwo efw, optolong LRGB
Exposure:
21 x 300" ISO/Gain: 0 - L bin1
6 x 120" ISO/Gain: 120 - R bin2
6 x 120" ISO/Gain: 120 - G bin2
6 x 120" ISO/Gain: 120 - B bin2

Total: 12 hr
Processing: Fitsatcker, DSS, Pixinsight, GraXpert, Starnet, Siril, PS