u/Doug51884

Rho Ophiuchi Cloud Complex:

Kelso Dunes - Mojave Desert CA 5.15.26 Bortle 2

Aquisition

Camera: Nikon Z5 HA Modified

Lens: Rokinon 135mm F/2 - Photo taken stopped down to F/2.8

ISO: 1000

Mount: Skywatcher 100i

Guided with PHD2

Sub Frame Length: 120 Seconds

Lights: 139

Darks: 24

Flats: 60

Biases: 60

Preprocessed in Siril

Green Noise removal

Removed stars with starnet plugin

Background extraction

graxpert background extraction and denoise

Post processed in Affinity Photo 2

Exposure

Levels

Contract & Brightness

Vibrance

Selective color

Merged Starless Image with Star map