B	V	R
1	14.77	13.98	13.56
2	16.17	14.88	14.07

 

Astron. Astrophys. Suppl. Ser. 130, 495-500 (1998)
BVR photometry of comparison stars in selected blazar fields
C.M. Raiteri, M. Villata, L. Lanteri, M. Cavallone2, and G. Sobrito

 

Mesures