Hershel 400 Objects in Serpens


Abbreviations in the CON column are the IAU versions.
The column TYPE has following abbreviations:
OPNCL = open cluster PLNNB = planetary nebula GLOCL = globular cluster CL+NB = open cluster and nebulosity BRTNB = bright emission or reflection nebula
Hubble Classification for galaxies or GALXY where no classification existed.

In the Herschel Column the Classes are:
I = Bright Nebulae III = Very Faint Nebulae V = Very Large
Nebulae
VII = Pretty Much Compressed
Clusters of Large or Small Stars
II = Faint Nebulae IV = Planetary Nebulae VI = Very Compressed and Rich Clusters of Stars VIII = Coarsely Scattered
Clusters of Stars
NGC_#
Con
Type
RA_2000
Declination
Mag
Size
Hershel_#
Observation Notes
6118 SER Sb 16 21.9 -02 17 12.0 5'X2' H II 402 Pretty faint, pretty large, somewhat brighter in the middle and elongated 2.5 X 1 in PA 60 at 100X. Averted vision helps with this low surface brightness object.