NGC 129

Number of stars per data source

	Reference    2 :  137 stars
	Reference    3 :  230 stars
	Reference    4 :  184 stars
	Reference    5 :  321 stars

References

 2
Hoag A.A., Johnson H.L., Iriarte B., Mitchell R.I., Hallam K.L., Sharpless S.
(1961) Publ. Us. Nav. Obs. XVII part VII, 347
Photometry of stars in galactic cluster fields
 3
Hardorp J.
(1960) Astron. Abh. Hamb. Sternw. V no 7
Dreifarben-photometrie einer Sternhaufengruppe
 4
Arp H.C., Sandage A., Stephens C.
(1959) Astrophys. J. 130, 80
Cepheids in galactic clusters. IV. DL Cas in NGC 129
1959ApJ...130...80A
 5
Frolov V.N.
(1975) Izv. Glavn. Astron. Obs. Pulkove 193, 80
Proper motions and B,V photometry of NGC 129 and field stars