J1640+3946

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

NRAO 512 16 h 40 m 29.6327 s + 39 ° 46 ´ 46.028 " 1.3 Jy quasar 1.666

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 (°)

0.764 0.0 0.0 < 0.4 < 0.3 ...

Other VLBI references

5 GHz: VLBI image is published in the Caltech-Jodrell Bank Flat Spectrum Survey (CJF, Taylor et al. 1996, ApJS 107, 37)
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: multiple epoch 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 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 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
NRAO 512	16 h 40 m 29.6327 s	+ 39 ° 46 ´ 46.028 "	1.3 Jy	quasar	1.666

flux density (Jy)	EW position (mas)	NS position (mas)	major axis (mas)	minor axis (mas)	position angle (°)
0.764	0.0	0.0	< 0.4	< 0.3	...