J1642+6856
J1642+6856
| other name | right ascension (J2000)
| declination (J2000) |
5-GHz total flux density |
optical ID | redshift |
| 1642+690 |
16 h 42 m
7.8485
s |
+ 68 ° 56 ´
39.756
" |
1.5 Jy |
quasar |
0.751 |
VLBApls image at 5 GHz
color gif
|
contour gif
|
contour PostScript
Correlated flux density (Jy) vs. projected baseline length plot
gif |
PostScript
Gaussian source model component parameters
| flux density (Jy) |
EW position (mas) |
NS position (mas) |
major axis (mas) |
minor axis (mas) |
position angle (°) |
| 0.955 |
0.0 |
0.0 |
1.9
±
0.1
|
0.6
±
0.1
|
14
|
| 0.138 |
-1.5 |
-6.4 |
6.0
±
0.8
|
1.5
±
0.3
|
15
|
| 0.025 |
-6.1 |
-11.5 |
6.4
|
2.0
|
40
|
Other VLBI references
- 5 GHz: see Gurvits et al. 1999 (A&A
342, 378) for references to other VLBI image(s)
published in the literature
- 1.6 GHz: VLBI image is published in the
Caltech-Jodrell Bank Flat Spectrum Survey
(CJF, Taylor et al. 1996, ApJS 107, 37)
- 2.3 and/or 8.4 GHz: VLBI
images are available in the
USNO Radio Reference Frame Image Database
(RRFID, Fey & Charlot 2000, ApJS 128, 17)
- 15 GHz: multiple epoch VLBI
images are available in the
VLBA 2-cm survey
(Kellermann et al. 1998, AJ 115, 1295)
VLBApls reference: Fomalont et al. (2000),
ApJS, in press (November 2000)
VLBApls home page
Last modified: 17 Oct 2000
