Rosette Nebula, 


            Oscar Shu
Rosette Nebula, 


            Oscar Shu

Technical card

Imaging telescopes or lenses: Sigma Contemporary 100-400mm f/5-6.3 DG DN OS

Mounts: Skywatcher Star Adventurer Mini (SAM)

Software: Adobe Photoshop 2021

Dates:Feb. 6, 2021

Frames: 96x120" (3h 12') ISO800

Integration: 3h 12'

Darks: 31

Avg. Moon age: 24.03 days

Avg. Moon phase: 30.55%

Temperature: 8.00

Resolution: 6193x6193

Data source: Traveller


Capture during a trip to Trona, CA a week before Valentine's day of 2021as a gift for my wife.

The image is a result of stacked of 96 x 2 minutes exposure with a Sigma DG DN lens @ 400mm F6.3 lens.



Rosette Nebula, 


            Oscar Shu