Common Name: OJ 248 MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] VLBA 1.4 GHz: University College Cork Program
B1950 Name: 0827+243 2 cm VLBA Image map
J2000 Name: J0830+2410
R.A. and Dec. (J2000): 8h30m52.086s
+24d10'59.820"
AGN Class: LSP HPQ
Redshift: 0.94099 (2025arXiv250314745D)
Luminosity Distance: 6150 Mpc ; 7.91 pc/mas
Radio Spectrum: Flat
Gamma-ray Association LAT: Y, EGRET: Y, TeV: N
Kpc-scale morphology: One-sided
Jet Speed: Maximum: 395 ± 25 μas/y ; 19.8 ± 1.3 c
Median: 377 ± 6 μas/y ; 18.89 ± 0.29 c
based on 6 moving features
Lister et al. 2019, ApJ,874,43
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: | 2006_05_24 |

Spectral Index 8-15 GHz Map: | 2006_05_24 |


Multifrequency MOJAVE VLBA Data:

Epoch
8.1 GHz
8.4 GHz
12.1 GHz
2006-05-24
uvf  FITS  PNG  PDF 
uvf  FITS  PNG  PDF 
uvf  FITS  PNG  PDF 

Univ. College Cork VLBA L Band Data:

Epoch
1.35 GHz
1.4 GHz
1.5 GHz
1.7 GHz
2010-06-23
uvf 
uvf 
uvf 
uvf 


VLBA 23 GHz: RRIFD Database
Kpc-scale: Jorstad and Marscher 2004, ApJ 614, 615
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: MOJAVE 1.5 Jy source

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.)
Stokes I Image
(Nat. weight)
Visibility
Data
Stokes I Radplot Polarization Image
(Nat. weight)
Full
Montage
queued BK255AM
2025-01-26 * BK255AE 780 12 1.6 32 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2024-08-20 * BK255AA 673 11 1.6 27 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2023-12-15 * BL286BB 1006 23 2.3 19 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2023-05-27 * BL286AU 926 21 2.3 14 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2022-08-09 BL286AN 883 13 1.5 15 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2022-01-03 BL286AE 705 19 2.7 27 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2012-12-10 BL178AV 863 32 3.7 31 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2012-11-11 BL178AS 913 30 3.3 34 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2012-03-04 BL178AH 1292 18 1.4 48 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2011-06-06 BL149DJ 1550 64 4.1 48 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2010-10-15 BL149CS 1900 45 2.4 87 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2010-08-27 BL149CN 1356 7.0 0.5 52 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2009-04-09 BK150H 1537 no data FITS   PNG   PDF UVF PNG   PDF PNG
2008-11-19 BL149BE 1534 38 2.5 26 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2007-06-03 BL149AA 709 9.1 1.3 49 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2006-05-24 BL137E 772 28 3.6 18 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-11-07 BL123P 911 42 4.6 18 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-08-29 BP120E 1116 27 2.4 11 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-07-14 BP120D 1072 20 1.9 22 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-05-21 BP120C 949 32 3.4 8 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-04-21 BL123E 936 23 2.4 10 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-02-14 BP120A 1062 31 2.9 16 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2005-01-06 BL123A 1071 28 2.6 27 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2004-08-12 BU026B 1624 26 1.6 12 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2003-08-27 BU026A 1708 94 5.5 43 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2003-05-26 BP089F 1332 22 1.6 15 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2003-05-09 BL111H 1312 36 2.7 35 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2002-11-15 BP089E 1799 52 2.9 47 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2002-08-30 BP089D 2032 no data FITS   PNG   PDF UVF PNG   PDF PNG
2002-07-03 BP089C 2147 38 1.8 35 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2002-06-27 BP089B 2210 34 1.5 29 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2002-05-31 BL111A 1989 9.4 0.5 73 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2002-05-01 BW062A 1720 no data FITS   PNG   PDF UVF PNG   PDF PNG
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