1ES1426+428

EAST


WEST

DSS image: 15 x 15 arcmin

R.A. (J2000.0)= 14 28 32.6

Dec. (J2000.0)= +42 40 21

Recommended standard stars

Star B Err B V Err V R Err R I Err I
1 15.63 0.03 14.13 0.01 13.23 0.02 12.43 0.02
2 15.47 0.02 14.61 0.01 14.17 0.02 13.79 0.02
3 14.22 0.02 13.46 0.01 13.00 0.02 12.62 0.03
4 16.14 0.06 15.53 0.04 15.20 0.04 14.82 0.05

comparison stars from Smith P.S., Jannuzi B.T., Elston R., 1991, ApJS 77, 67S