J0457-2324

other name right ascension (J2000) declination (J2000) 5-GHz total flux density optical ID redshift

0454-234 4 h 57 m 3.1792 s -23 ° 24 ´ 52.018 " 2.0 Jy BL Lac 1.003

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 (°)

1.494 0.0 0.0 0.7 ± 0.2 < 0.2 163
0.160 0.6 -1.0 2.6 ± 0.6 < 1.2 41
0.049 -2.5 -2.2 6.7 2.0 147

Notes

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

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
2.3 and/or 8.4 GHz: multiple epoch VLBI images are available in the USNO Radio Reference Frame Image Database (RRFID, Fey & Charlot 2000, ApJS 128, 17)
15 GHz: VLBI images are available in the USNO Radio Reference Frame Image Database (RRFID, Fey & Charlot 2000, ApJS 128, 17)

VLBApls reference: Fomalont et al. (2000), ApJS, in press (November 2000)
VLBApls home page
Last modified: 17 Oct 2000

other name	right ascension (J2000)	declination (J2000)	5-GHz total flux density	optical ID	redshift
0454-234	4 h 57 m 3.1792 s	-23 ° 24 ´ 52.018 "	2.0 Jy	BL Lac	1.003

flux density (Jy)	EW position (mas)	NS position (mas)	major axis (mas)	minor axis (mas)	position angle (°)
1.494	0.0	0.0	0.7 ± 0.2	< 0.2	163
0.160	0.6	-1.0	2.6 ± 0.6	< 1.2	41
0.049	-2.5	-2.2	6.7	2.0	147