NGC 188

Number of stars per data source

	Reference    1 :    2 stars
	Reference   65 :    4 stars
	Reference   71 :   47 stars
	Reference  113 :    3 stars
	Reference  185 : 1127 stars
	Reference  191 :    2 stars
	Reference  221 :  520 stars

References

 1
Egret D.
(1986) Private Communication
Coordinates from SIMBAD (mainly SAO)
 65
Upgren A.R., Mesrobian W.S., Kerridge S.J.
(1972) Astron. J. 77, 74
Proper motions, membership, and stellar content of the old cluster NGC 188
1972AJ.....77...74U
 71
Mermilliod J.-C.
(1988)
Positions measured with the Hipad tablet
 113
Lasker B.M., et al
(1988) Astrophys. J. Suppl. 68, 1
The Guide Star Photometric Catalog. I.
1988ApJS...68....1L
 185
Dinescu D.I., Girard T.M., van Altena W.F., Yang T.G., Lee Y.W.
(1996) Astron. J. 111, 1205
A proper-motion membership study of the old open cluster NGC 188
1996AJ....111.1205D
 191
Skiff B.
(1998) Priv. Comm.
Coordinates from the GSC and USNO-A1.0 catalogues in the field of open clusters
 221
von Hippel T.
(1998) Astron. J. 116, 1789
WIYN open cluster study. I. Deep photometry of NGC 188
1998AJ....116.1789V