Trumpler 17

Number of stars per data source

	Reference   33 :    1 star
	Reference   71 :    2 stars
	Reference   94 :    1 star
	Reference  128 :   20 stars

References

 33
Egret D.
(1986) Private communication
Coordinates from SIMBAD (other than SAO)
 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
 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