Messier 18 (M18) – The Black Swan Cluster – with vdB 121

VdB

Catalog of Reflection Nebulae - Van den Bergh (159 nebulaes)

Name

RA(deg)

Dec(deg)

Magnitude

DM code

Type

Spectral type

VdB121

275.0664

-17.00418

9.43

BD-17 5141

I-II

B2III