Sh2-101 Tulip Nebula

Image information:

Date: 05/26/2022
Equipment: Altair Hypercam 533C colour camera through APM/LZOS 105/650 APO telescope using Altair QuadBand OSC filter on Losmandy GM8 mount. The telescope was working at f6.2 with Astro-Tech 2" field flattener.
Image type: OSC
Exposure time: 80X3min, gain 250 (0.8e/ADU).

Object information:

Object designations:

Sh2-101, Tulip Nebula
Object type:
Diffuse emission nebula
Object size:
16' X 9'
Constellation: Cygnus

Tulip Nebula is a large volume of ionized, glowing gas in the constellation of Cygnus. The gas is ionized by ultraviolet light of young and energetic star HDE 227018. That is the bright bluish star near the center of the image. The diameter of the nebula is approximately 9 ly and its distance is some 8000 ly.

The other interesting object visible in the image is Cygnus X-1, a very strong x- ray source. It is a binary system, where one of the members is a black hole. It is one of the first confirmed black holes. It is some 6100 ly distant from us.

Related images:

List of related images:

Sh2-101 Tulip Nebula, HaRGB, QSI583wsg through WO ZS105ED telescope