Common Name: W Comae MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] VLBA 1.4 GHz: 2017MNRAS.467...83K
B1950 Name: 1219+285 2 cm VLBA Image map
J2000 Name: J1221+2813
R.A. and Dec. (J2000): 12h21m31.691s
+28d13'58.500"
AGN Class: ISP BL Lac
Redshift: 0.102 (2017ApJ...837..144P)
Luminosity Distance: 465 Mpc ; 1.85 pc/mas
Radio Spectrum: Flat
Gamma-ray Association LAT: Y, EGRET: P, TeV: Y
Kpc-scale morphology: One-sided
Jet Speed: Maximum: 1230 ± 84 μas/y ; 8.20 ± 0.56 c
Median: 830 ± 48 μas/y ; 5.53 ± 0.32 c
based on 10 moving features
Lister et al. 2021, ApJ,923,30
Separation Versus Time Plot: PNG    PDF
Stacked 15 GHz Stokes I VLBA images:
Natural weight:   PNG PDF FITS
Circular Beam:   PNG PDF FITS
Tapered Beam:   PNG PDF FITS
Stacking for 1994-2015:   FITS

Stacked 15 GHz Polarization VLBA images:
Method I:   Cumulative GIF, pol PNG, I FITS, P FITS, m FITS, EVPA FITS
Method II:   std EVPA PNG, FITS

Rotation Measure 8-15 GHz Map: | Not available |

Spectral Index 8-15 GHz Map: | 2006_02_12 | 2006_11_10




Multifrequency MOJAVE VLBA Data:

Epoch
8.1 GHz
8.4 GHz
12.1 GHz
2006-02-12
uvf  FITS  PNG  PDF 
uvf  FITS  PNG  PDF 
uvf  FITS  PNG  PDF 
2006-11-10
uvf  FITS  PNG  PDF 
uvf  FITS  PNG  PDF 
uvf  FITS  PNG  PDF 

VLBA 23 GHz:
Kpc-scale: Perlman and Stocke 1994, AJ 108,56
23 GHz Image
Kpc Image

Fermi LAT and 15 GHz VLBA Light Curves

Fermi LAT and 15 GHz VLBA Light Curves
VLBA 43 GHz: Jorstad et al. 2017
Multiepoch Radio Spectrum:
43 GHz Image
Radio Spectrum
Comments: LAT 1FM source;PS94 also have VLA image

If you use these data in a publication, we ask that you please contact us so we can add a link to the list of external MOJAVE publications, and ask that you cite Lister et al., 2018, ApJS, 234, 12 and include the following acknowledgment: "This research has made use of data from the MOJAVE database that is maintained by the MOJAVE team (Lister et al. 2018)"

Important Note: The MOJAVE team, working with the OVRO 40m AGN monitoring team checks and adjusts the flux density scaling of the MOJAVE VLBA data for possible systematics based on near-simultaneous OVRO 40m measurements at 15 GHz. Asterisked entries below denote epochs that have not yet been checked and corrected.
Epoch
(YYYY-MM-DD)
VLBA Code VLBA I
(mJy)
VLBA P
(mJy)
VLBA
P (%)
VLBA
EVPA (deg.)
I Image (Nat. Weight) Visibility
Data
Stokes I Radplot Polarization
Image
Full
Montage
2013-07-30 BL178BG 495 2.4 0.5 54 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2012-04-29 BL178AJ 328 4.3 1.3 7 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2011-04-11 BL149DF 362 1.9 0.5 21 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2010-09-17 BL149CP 260 3.0 1.1 4 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2010-09-01 BG204B 260 4.9 1.9 17 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2009-12-17 BL149CE 336 3.8 1.1 16 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2009-05-28 BL149BL 313 4.0 1.3 20 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2009-05-14 BK150J 341 no data FITS   PNG   PDF UVF PNG   PDF PNG
2008-08-25 BL149BB 326 1.0 0.3 160 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2008-07-30 BL149AL 345 3.3 1.0 65 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2008-07-17 BL149AK 319 1.0 0.3 51 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2007-04-30 BK134C 347 no data FITS   PNG   PDF UVF PNG   PDF PNG
2006-11-10 BL137K 302 < 1.8 < 6.0 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2006-02-12 BL137A 318 < 1.4 < 4.4 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-06-18 BJ036O 290 < 1.4 < 4.8 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-05-04 BJ036N 288 < 2.1 < 7.2 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-03-09 BJ036M 258 < 1.5 < 6.0 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2004-12-10 BJ036L 339 no data FITS   PNG   PDF UVF PNG   PDF PNG
2004-09-03 BJ036K 479 no data FITS   PNG   PDF UVF PNG   PDF PNG
2004-06-19 BJ036J 343 4.9 1.4 177 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2003-09-27 BJ036D 310 4.8 1.6 28 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2003-08-22 BG137B 285 no data FITS   PNG   PDF UVF PNG   PDF PNG
2003-03-05 BG128B 324 no data FITS   PNG   PDF UVF PNG   PDF PNG
2002-12-14 BA064F 350 no data FITS   PNG   PDF UVF PNG   PDF PNG
2002-10-20 BJ036B 367 no data FITS   PNG   PDF UVF PNG   PDF PNG
2001-03-04 BK068E 453 no data FITS   PNG   PDF UVF PNG   PDF PNG
2001-01-07 BJ036A 471 no data FITS   PNG   PDF UVF PNG   PDF PNG
1999-05-21 BK068A 563 no data FITS   PNG   PDF UVF PNG   PDF PNG
1998-03-07 BK052B 559 no data FITS   PNG   PDF UVF PNG   PDF PNG
1997-04-06 BM049C 489 14 2.8 62 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
1996-10-27 BK037D 350 no data FITS   PNG   PDF UVF PNG   PDF PNG
1996-05-16 BK037B 530 no data FITS   PNG   PDF UVF PNG   PDF PNG
1995-12-15 BK37A 439 no data FITS   PNG   PDF UVF PNG   PDF PNG
1995-04-07 BK016 393 no data FITS   PNG   PDF UVF PNG   PDF PNG
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