3C 20

B0040+517

General Data

S178 (Jy) 46.8CC69
Alpha 0.66 LRL83
Spectrum LR00
ID GalaxyPES66
ID redshift 0.174L86A
Cluster redshift   
5 GHz Core (mJy)   
RM (rad/m²) 159.0SKB81
Lambda½ (cm) 31TI80

Position

(Equinox 1950.0)
Right Ascension Declination ofRef
00h 40m 20s.079 ±0.100 51° 47' 10".19 ±1.00OpticalRLG80

Spectral Data

Radio Spectrum
FrequencyFlux densityErrorReference
MHzJyJy
149001.3700.070LP80
107001.9890.056LP80
106952.120.06KNPW79
50004.150.16LP80
49004.240.16KNPW79
27006.570.33KNPW79
26956.5010.071LP80
140011.200.32LP80
75018.100.45LP80
17846.82.3LP80
8674.03.8LP80
3813240LP80
26.315213LP80
2615413KNPW79
22.2515417LP80
1024672LP80
15153.85junk
32729.81.5junk
40819.21.9junk
140711.290.3junk
16469.920.3junk
26956.280.3junk
48663.970.1junk
84402.280.07junk
149651.390.05junk
224850.8540.08junk

Optical Magnitudes
BandmagnitudeErrordereddened?ApertureReference
R(c)19 1.00YLRLR00
H14.93 0.06Y12"LL84
K14.30 0.04y12"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).


Prev. Main Page Other images Next Search Alphanumeric List Icon List Atlas Index

Page created: 1998 Mar 12 22:29:08
J. P. Leahy
jpl@jb.man.ac.uk