3C 274.1

B1232+216

General Data

S178 (Jy) 18.0CC69
Alpha 0.87 LRL83
Spectrum LR00
ID GalaxyWY66A
ID redshift 0.422KSK78
Cluster redshift   
5 GHz Core (mJy)   
RM (rad/m²) -4.0SKB81
Lambda½ (cm) 40SC85

Position

(Equinox 1950.0)
Right Ascension Declination ofRef
12h 32m 56s.740 ±0.070 21° 37' 05".80 ±1.00OpticalL78A

Spectral Data

Radio Spectrum
FrequencyFlux densityErrorReference
MHzJyJy
107000.3940.038LP80
106950.420.03KNPW79
50000.7550.030LP80
27001.480.07KNPW79
26951.4560.040LP80
14002.7780.082LP80
7505.120.18LP80
6355.390.48KNPW79
31811.340.46KNPW79
17817.980.90LP80
8639.02.2LP80
8038.06.0KNPW79
3868.46.8LP80
26.311324LP80
2611524KNPW79

Optical Magnitudes
BandmagnitudeErrordereddened?ApertureReference
R(c)19.5 1.00YLRLR00
J17.00 0.04Y10.8"LL84
H16.09 0.06Y10.8"LL84
K15.39 0.09Y10.8"LL84

NB: "LR" in the aperture column indicates a magnitude measured on the Laing & Riley system.

Optical Line emission
LinefluxErrorReference
10-16erg/s/cm²
(In S.I., the units are 10-17W m-2).


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Page created: 1998 Mar 12 22:29:13
J. P. Leahy
jpl@jb.man.ac.uk