J1257-3155

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

1255-316 12 h 57 m 59.0607 s -31 ° 55 ´ 16.851 " 1.4 Jy quasar 1.924

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 (°)

1.228 0.0 0.0 0.5 ± 0.3 < 0.4 37
0.152 3.2 8.0 2.1 ± 0.8 1.3 ± 0.3 13
0.058 8.9 12.7 < 5.0 < 1.8 13

Other VLBI references

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)

VLBApls reference: Fomalont et al. (2000), ApJS 131, 95-183
VLBApls home page
Last modified: 19 Jan 2001

other name	right ascension (J2000)	declination (J2000)	5-GHz total flux density	optical ID	redshift
1255-316	12 h 57 m 59.0607 s	-31 ° 55 ´ 16.851 "	1.4 Jy	quasar	1.924

flux density (Jy)	EW position (mas)	NS position (mas)	major axis (mas)	minor axis (mas)	position angle (°)
1.228	0.0	0.0	0.5 ± 0.3	< 0.4	37
0.152	3.2	8.0	2.1 ± 0.8	1.3 ± 0.3	13
0.058	8.9	12.7	< 5.0	< 1.8	13