NGC 2439

Number of stars per data source

	Reference    1 :    1 star
	Reference   16 :    7 stars
	Reference   71 :   21 stars
	Reference   94 :    2 stars
	Reference  113 :    5 stars
	Reference  128 :   27 stars

References

 1
Egret D.
(1986) Private Communication
Coordinates from SIMBAD (mainly SAO)
 16
Stephenson C.B., Sanduleak N.
(1971) Publ. Warner Swasey Obs. 1 no 1
Luminous stars in the southern Milky Way
 71
Mermilliod J.-C.
(1988)
Positions measured with the Hipad tablet
 94
Larsson-Leander G.
(1957) Stockholms Obs. Ann. 20 no 2
A study of the galactic cluster NGC 1664
1957StoAn..20b...1L
 113
Lasker B.M., et al
(1988) Astrophys. J. Suppl. 68, 1
The Guide Star Photometric Catalog. I.
1988ApJS...68....1L
 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