M101 Pinwheel Galaxy, RASA 8", 4.5 hrs

Posted: Apr 22nd, 2026

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Technical Info

Telescope/Lens: Celestron RASA 8

Camera: Player One Poseidon-C

Mount: ZWO AM5N

Guide Scope: SVBONY SV106 F4 60/240

Guide Camera: Touptek GPM462M

Software: Nina, PixInsight

Exposure:

135 x 120" ISO/Gain: 125 - Player one Anti-Halo 2″ UV IR-CUT Filter

Orange, Bortle 6 zone:

Sofrino, Russia

Apr 21st, 2026

4 h 30 m

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Resolution: 5779x3723 px

Scale: 2089 KB

38

Full APS-C frame. Many galaxies visible around.

First test of the Player One Anti-Halo 2" UV IR-CUT Filter. Works excellently—no halos (without it, halos were on half the frame).

First test of auto meridian flip in NINA done without losing time (instead of taking 10 minutes per flip). Performed excellently.

Acquisition: NINA, PHD2
Processing: PixInsight, GraXpert (for BGE)

Current photo Updated

M101 Pinwheel Galaxy, RASA 8", 4.5 hrs

Today, at 22:57

4 h 30 m

Full APS-C frame. Many galaxies visible around. First test of the Player One Anti-Halo 2" UV IR-CUT Filter. Works excellently—no halos (without it, halos were o…

M101 Pinwheel Galaxy, RASA 8", 4.5 hrs

Today, at 22:53

4 h 30 m

Crop of the frame's center. First test of the Player One Anti-Halo 2" UV IR-CUT Filter. It works excellently—no halos (without it, halos covered half the frame)…

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