IAU COMMISSION 27                      UNPUBLISHED DATA FILE 55E

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		PHOTOMETRY OF HR 3413


    Photoelectric magnitude differences between HR 3413 and
HR 3440 made in 1975 by C. Sterken at E.S.O. They are used in a note
by Renson and Sterken (IBVS, 1373, 1977).

			P. Renson
			Institut d'Astrophysique de l'Universite de Liege
			5, avenue de Cointe, B-4200 Cointe-Ougree,
			Belgium

			C. Sterken
			Astrophysical Institute, Vrije Universiteit
			Brussel, Belgium

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    HR 3413 - HR 3440 ( HD 73340 - HD 74071 )


  J. J.	   Delta (V)  Delta b  Delta v Delta u
2442742.74    0.324	0.336	0.355	0.341
    742.84    0.331	0.339	0.354	0.340
    743.74    0.319	0.322	0.341	0.338
    743.83    0.325	0.325	0.343	0.328
    744.71    0.349	0.363	0.382	0.378
    744.83    0.338	0.352	0.372	0.365
    746.70    0.340	0.341	0.359	0.364
    746.82    0.350	0.359	0.380	0.391
    747.71    0.333	0.348	0.365	0.344
    747.84    0.344	0.354	0.374	0.356
    748.84    0.321	0.319	0.336	0.326
    749.71    0.357	0.369	0.384	0.391
    749.84    0.347	0.360	0.379	0.377