Sh2-54

Constellation: Serpens

Sh2-54 (a.k.a [KC97c] G018.7+02.0) is an extended nebula (H-II region) in the constelation of Serpense. At the bottom of the image one can see the open cluster NGC 6604, which is located at a distance of 4’580 Ly of the sun. Link to interactive sky chart.

Dates:

This image was taken in August 2025 and May 2025

Telescope & Mount:

656 14″ Corrected Newtonian on a ASA DDM100 mount.

Imaging:

Camera: PlayerOne Zeus Mono (bin 1×1)

Data:

Nebula:
Ha: 79x300s
O-III: 120x300s

Stars:
Red: 109x60s
Green: 109x60s
Blue: 126x60s

Total integration time: 22h 18′