3C 42

B0125+287

General Data

S178 (Jy) 13.1CC69
Alpha 0.73 LRL83
Spectrum LR00
ID GalaxyWLV71
ID redshift 0.395SSS76
Cluster redshift   
5 GHz Core (mJy)   
RM (rad/m²) -47.0SKB81
Lambda½ (cm) 50SC85

Position

(Equinox 1950.0)
Right Ascension Declination ofRef
01h 25m 42s.680 ±0.110 28° 47' 30".39 ±1.50OpticalJPR77

Spectral Data

Radio Spectrum
FrequencyFlux densityErrorReference
MHzJyJy
12um<0.0400.006GMN87
25um<0.0500.008GMN87
60um<0.080.01GMN87
100um<0.250.04GMN87
149000.3400.020LP80
107000.3940.019LP80
106950.420.03KNPW79
50000.8340.040LP80
26951.6070.040LP80
14002.7680.082LP80
7504.600.19LP80
4089.650.73KNPW79
3188.540.36KNPW79
17813.080.66LP80
16014.82.2KNPW79
8621.21.2LP80
8035.05.0KNPW79
3841.38.3LP80
26.341.06.0LP80
2642.06.0KNPW79

Optical Magnitudes
BandmagnitudeErrordereddened?ApertureReference
r20 1.00YLRLR00
H15.85 0.06Y12"LL84
K15.12 0.06Y12"LL84

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

Optical Line emission
LinefluxErrorReference
10-16erg/s/cm²
[OIII]5007Ang8.0 3.2R89A
(In S.I., the units are 10-17W m-2).


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Page created: `%s ӶΘ
J. P. Leahy
jpl@jb.man.ac.uk