In 1959 this nebula was catalogued in the Sharpless2-catalogue-edition.It is part of the much larger IC2177 (Sh2-296) Seagull Nebula in the constellation of Canis Major:
at the right side.
It is part of the star-formation-region Can.Maj.OB1,centered exactly on SH2-297.It shows up to 100 young stellar objects (YSO) in the far infrared spectral region,centered exactly on SH2-297.
The real distance to us is about 4000 light-years
position (epoch 2000):
Ra.: 07h 05m 13.0s
Decl.: -12° 19′ 00″
RHaGBOIII (140-320-140-140-320)min),a total of 17.7 hours
80cm f/7 AstroOptik Keller corrected cassegrain
FLI Proline 16803 Astrodon LRGB Gen-II filters
Prompt 7 CTIO/UNC Chile,remote controlled
image processing: Bernd Flach-Wilken
in this squared 21.8´arc-min.wide field in Canis Major you see Sh2_297 ,also named Sharpless 297
For full resolution click HERE