NGC 7031
Number of stars per data source
Reference 128 : 15 stars
Reference 385 : 1 star
References
- 128
- Lasker B.M., Russel J.N., Jenkner H., Sturch C.R., McLean B.J., Shara M.M.
- (1990) Astron. J. 99, 2019
- The HST guide star catalogue, version 1.0
- 1990AJ.....99.2019L
- 385
- Skrutskie M.F., Cutri .M., Weinberg M.D., Schneider S., Carpenter J.M., et al.
- (2006) Astron. J. 131, 1163
- The Two Micron All Sky Survey (2MASS)
- 2006AJ....131.1163S