Source page for 3C280

FieldUnitsValue
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