Field | Units | Value |
---|---|---|
3CRR name | 3C280 | |
IAU name | 1254+476 | |
Redshift | 0.996 (r) | |
178-MHz flux | (Jy) | 25.8 |
Sp. index | 0.81 | |
FR class | II (r) | |
5-GHz core flux | (mJy) | 1.0 (r) |
Old radio position | (reference) | (r) |
`Best' radio map | (reference) | (r) |
RA | (B1950) | 12 54 41.660 |
DEC | (B1950) | +47 36 32.70 |
Optical position | (reference) | (r) |
Type | 1 | |
LAS | (arcsec) | 13.7 |
Size | (kpc) | 110 |
Scale | (kpc/arcsec) | 8.00 |
Luminosity distance | (Mpc) | 6570 |
178-MHz luminosity | (W/Hz/sr) | 931 x 1025 |
B magnitude | (mag) | -- |
V magnitude | (mag) | 22 (r) (n) |
R magnitude | (mag) | -- |
r magnitude | (mag) | 21.50 (r) |
Radio RA | (J2000) | 12 56 57.701 |
Radio DEC | (J2000) | +47 20 19.66 |
New IAU name | J1256+473 |