J2253+1608

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

3C 454.3 22 h 53 m 57.7479 s + 16 ° 8 ´ 53.563 " 16.0 Jy quasar 0.859

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 (°)

12.310 0.0 0.0 0.5 ± 0.1 < 0.1 95
0.159 -2.2 -1.6 3.9 ± 0.6 < 1.3 47
1.692 -4.9 0.3 2.0 ± 0.1 0.9 ± 0.1 127
1.445 -7.3 3.6 5.0 ± 0.2 2.2 ± 0.3 111
0.306 -12.1 8.0 7.5 ± 0.8 2.6 ± 0.6 122

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
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
3C 454.3	22 h 53 m 57.7479 s	+ 16 ° 8 ´ 53.563 "	16.0 Jy	quasar	0.859

flux density (Jy)	EW position (mas)	NS position (mas)	major axis (mas)	minor axis (mas)	position angle (°)
12.310	0.0	0.0	0.5 ± 0.1	< 0.1	95
0.159	-2.2	-1.6	3.9 ± 0.6	< 1.3	47
1.692	-4.9	0.3	2.0 ± 0.1	0.9 ± 0.1	127
1.445	-7.3	3.6	5.0 ± 0.2	2.2 ± 0.3	111
0.306	-12.1	8.0	7.5 ± 0.8	2.6 ± 0.6	122