M101 "Whirlpool"

Posted: Apr 3rd, 2025

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Technical Info

Telescope/Lens: Sky-Watcher 250 PDS

Camera: RisingCam 571C

Mount: Sky-Watcher NEQ6 PRO SynScan

Software: N.I.N.A., DeepSkyStacker4

Accessories: Sharpstar 0.95x

Exposure:

166 x 180" ISO/Gain: 100

44 x 240" ISO/Gain: 100 - SVBony SV220

Orange, Bortle 6 zone:

Polushkino Mosk Obl, Russia

Apr 1st, 2025

http://oleshko.net.ru/galle...

11 h 14 m

804

16

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Resolution: 3508x2480 px

Scale: 5400 KB

126

Compared to the first version, the results of shooting two more nights have been added, one of them with a dual-band SV220 filter to highlight Ha.

Current photo Updated

M101 "Вертушка"

3 Apr, 2025

11 h 14 m

Compared to the first version, the results of shooting two more nights have been added, one of them with a dual-band SV220 filter to highlight Ha.

M101 "Вертушка"

28 Mar, 2025

5 h 48 m

Shooting on March 21 and 23, 2025

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