NGC 884

Number of stars per data source

	Reference    1 :    2 stars
	Reference    7 :  191 stars
	Reference   33 :    1 star
	Reference   78 :   37 stars
	Reference  138 :   40 stars
	Reference  255 :  494 stars

References

 1

Egret D.

(1986) Private Communication

Coordinates from SIMBAD (mainly SAO)

 7

Jung R.

(1937) Veroeff. Univ. Sternw. Bonn no 31

h und chi Persei. Photographische Vermessung

 33

Egret D.

(1986) Private communication

Coordinates from SIMBAD (other than SAO)

 78

Oosterhoff P.T.

(1937) Ann. Sterrew. Leiden XVII, 1

A study of the double cluster in Perseus

 138

Evstigneeva N.M., Shokin Yu.A., Yuferev A.O.

(1989) Trudy Gos. Astron. Inst. Shternberga 61, 194

Precise positions of reference stars in open clusters h and chi Persei

1989TrSht..61..194E

 255

Abad C., Garcia L.

(1995) Rev. Mex. Astron. Astrofis. 31, 15

Star positions in the area of the Perseus double cluster obtained photographically and with a CCD

1995RMxAA..31...15A