Object : | NGC 2244 |
Coordinates/Direction : | RA: 06h31m, DEC: +04o56' |
Object size : | 24' |
Object magnitude : | 4.8 |
More to know : |
Wikipedia:
https://en.wikipedia.org/ wiki/ NGC_7822
https://en.wikipedia.org/ wiki/ Rosette_Nebula |
Exp. time : | 43x30 seconds = 22 minutes, iso1600, dithering mode |
Image process tool : | Siril, Gimp, Irfanview |
Processing : | synthetic bias, flat, photometric color calibration |
Weather : | clear, temperature -9o C |
Comment : |
This open cluster sit inside the Rosette Nebula.
The nebulosity from the nebula is impossible to se from light polluted environment but the open cluster is visible.
The size of the nebula is 80' and the open cluster 24', the Moon is 30' as a comparison.
This night was cold, -9o C, the coldest I have tested the equipment at is -15o C. |