3C 454.3 = 2251+158
DSS image: 15 x 15 arcmin
R.A. (J2000.0)= 22 53 57.7
Dec. (J2000.0)= +16 08 54
Recommended standard stars
| Star | B | Err B | V | Err V | R | Err R | I | Err I |
|---|---|---|---|---|---|---|---|---|
| 1 | 14.70 | 0.02 | 13.71 | 0.02 | 13.15 | 0.02 | 12.545 | 0.006 |
| 2 | 14.93 | 0.02 | 13.80 | 0.02 | 13.19 | 0.02 | 12.633 | 0.005 |
| 3 | 15.19 | 0.02 | 14.44 | 0.02 | 14.00 | 0.02 | 13.528 | 0.004 |
| 4 | 15.91 | 0.05 | 15.21 | 0.02 | 14.79 | 0.02 | 14.300 | 0.007 |