SH 261 Lower's Nebula

Discovered by Mr. Lower and his son, Charles, in 1939. It is a rather faint emission nebula (surface brightness of about 10th magnitude) and is out-shown by the other stunning nebulae in the same constellation, Orion.

 

Optic: Sharpstar 90mm f/5.6 Askar FRA500

Mount: Ioptron CEM60 HP

Camera: QSI 583wsg

Filters: 31mm unmounted Astrodon gen. 2

Frames: Ha 3nm: 18X600sec - RGB 4X600sec each Bin1 -25°

Autoguider: ZWO ASI290MM mini on ZWO 30 F/4, Phd guiding

Processing: Pixinsight, Photoshop

NINA automation

Done