NGC 457

Number of stars per data source

	Reference    3 :    1 star
	Reference   36 :   78 stars
	Reference   58 :    2 stars
	Reference  173 :    4 stars
	Reference  221 :    1 star
	Reference  252 :    1 star
	Reference  464 :    4 stars
	Reference  683 :   14 stars
	Reference  746 :    1 star
	Reference  864 :    1 star
	Reference  867 :    1 star
	Reference  871 :    1 star
	Reference 1091 :    1 star
	Reference 1191 :    1 star
	Reference 1341 :   34 stars

References

3: Johnson H.L., Morgan W.W.; (1953) Astrophys. J. 117, 313; Fundamental stellar photometry for standards of spectral type on the revised system of the Yerkes spectral atlas; 1953ApJ...117..313J
36: Pesch P.; (1959) Astrophys. J. 130, 764; The galactic cluster NGC 457; 1959ApJ...130..764P
58: Tolbert C.R.; (1964) Astrophys. J. 139,1105; A UBV study of 94 wide visual binaries; 1964ApJ...139.1105T
173: Hiltner W.A.; (1956) Astrophys. J. Suppl. 2, 389; Photometric polarization and spectrographic observations of O and B Stars; 1956ApJS....2..389H
221: Giclas H.L.; (1954) Astron. J. 59, 128; Photoelectric magnitudes and colors of Uranus; 1954AJ.....59..128G
252: Humphreys R.M.; (1970) Astron. J. 75, 602; The space distribution and kinematics of supergiants; 1970AJ.....75..602H
464: Burnichon M.L., Garnier R.; (1976) Astron. Astrophys. Suppl. 24, 89; Photometrie photoelectrique UBV des composantes de 20 systemes multiples stellaires jeunes; 1976A&AS...24...89B
683: Jones D.O.M., Hoag A.A.; (1968) Publ. Astron. Soc. Pacific 80, 531; Photographic photometry of stars in NGC 457; 1968PASP...80..531J
746: Arellano Ferro A., Parrao L., Giridhar S.; (1988) Publ. Astron. Soc. Pacific 100, 993; Comments on the variability and physical parameters of the F supergiant Phi Cassiopeiae; 1988PASP..100..993A
864: Oja T.; (1963) Ark. Astron. 3, 273; Reduction to the UBV system of photoelectric measurements made with a 1P21 photomultiplier at the Uppsala Observatory; 1963ArA.....3..273O
867: Ljunggren B., Oja T.; (1964) Ark. Astron. 3, 439; Photoelectric measurements of magnitudes and colours for 849 stars; 1964ArA.....3..439L
871: Haggkvist L., Oja T.; (1966) Ark. Astron. 4, 137; Photoelectric photometry of bright stars; 1966ArA.....4..137H
1091: Johnson H.L., Mitchell R.I., Iriarte B., Wizniewski W.; (1966) Comm. Lunar Plan. Lab. 4, 99 (No. 63); UBVRIJKL photometry of the bright
1191: Imagawa F.; (1967) Mem. Coll. Sci. Univ. Kyoto A31 No. 2; Observational results of three color photometry For F-type stars. - II.
1341: Hoag A.A., Johnson H.L., Iriarte B., Mitchell R.I., Hallam K.L., Sharpless S.; (1961) Publ. US. Nav. Obs. 17, 343; Photometry of stars in galactic cluster fields; 1961PUSNO..17..343H