NGC 884

Number of stars per data source

	Reference  179 :  104 stars
	Reference  271 : 2306 stars
	Reference  314 : 1609 stars
	Reference  495 : 3667 stars

179: Krzesinski J., Pigulski A.; (1997) Astron. Astrophys. 325, 987; B-type pulsators in the open cluster NGC 884 (chi Persei); 1997A&A...325..987K
271: Keller S.C, Grebel E.K., Miller G.J., Yoss K.M.; (2001) Astron. J. 122, 248; UBVI and H alpha photometry of the h and chi Persei cluster; 2001AJ....122..248K
314: Slesnick C.L., Hillenbrand L.A., Massey P.; (2002) Astrophys. J. 576, 880; The star formation history and mass function of the double cluster h and chi Persei; 2002ApJ...576..880S
495: Maciejewski G., Niedzielski A.; (2007) Astron. Astrophys. 467, 1065; CCD BV survey of 42 open clusters; 2007A&A...467.1065M