IC 443 (Jellyfish Nebula) - HSO

Posted: Mar 18th, 2025

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Technical Info

Telescope/Lens: Sky-Watcher Quattro 150P

Camera: ZWO ASI 1600MM Pro

Mount: UMi 17

Guide Scope: Svbony 50mm guidescope

Guide Camera: ZWO ASI 120MM Mini

Software: Siril, Starnet++, Graxpert, Photoshop

Accessories: 0.85x SW Quattro coma corrector, ZWO ASIAir Pro

Exposure:

40 x 180" ISO/Gain: 139 - Sii

40 x 180" ISO/Gain: 139 - Ha

37 x 180" ISO/Gain: 139 - Oiii

Yellow zoneLight Pollution:

Pereslavl-Zalesskiy, Russia

Mar 17th, 2025

5 h 51 m

735

7

Added SII data for green channel and calibration frames

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Resolution: 4360x3422 px

Scale: 23323 KB

85

Updated

IC443 (Jellyfish Nebula) - HSO Final v2

19 Mar, 2025

5 h 51 m

Corrected color balance

IC443 (Jellyfish Nebula) - HSO - Final version

19 Mar, 2025

6 h 0 m

Current photo

IC 443 (Jellyfish Nebula) - HSO

18 Mar, 2025

5 h 51 m

Added SII data for green channel and calibration frames

IC443 (Jellyfish Nebula) - HOO

7 Mar, 2025

3 h 51 m

First try to catch this elusive nebula in Gemini without any calibration frames

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