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Дата изменения: Tue May 8 05:52:32 2001
Дата индексирования: Mon Oct 1 21:46:41 2012
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J1833-2103

J1833-2103

other nameright ascension (J2000) declination (J2000) 5-GHz total flux density optical IDredshift
1830-211 18 h 33 m 39.886 s * -21 ° 3 ´ 40.57 " 7.9 Jy quasar 2.507
* = the position has been determined to an accuracy of 10 mas from the VLBApls data

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 (°)
1.123 0.0 0.2 4.0 ± 0.2 2.8 ± 0.2 31
0.824 -1.7 1.1 14.1 ± 1.5 5.1 ± 0.7 131
0.655 644.7 727.8 3.8 ± 0.3 2.4 ± 0.4 119
0.307 651.5 721.8 9.5 ± 1.0 < 0.8 102
0.482 633.2 739.0 8.1 ± 0.9 2.5 ± 0.6 125

Notes

A gravitational lens. Images of the two lensed components:
NE component contour PostScript
SW component contour PostScript

A source-specific comment is given in the VLBApls paper.

VLBApls reference: Fomalont et al. (2000), ApJS, 131, 95-183
VLBApls home page
Last modified: 17 Oct 2000