Common Name: | OJ 248 | MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] | VLBA 1.4 GHz: University College Cork Program |
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B1950 Name: | 0827+243 | ![]() |
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J2000 Name: | J0830+2410 | ||||||||||||||||||||
R.A. and Dec. (J2000): | 8h30m52.086s +24d10'59.820" |
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AGN Class: | LSP HPQ | ||||||||||||||||||||
Redshift: | 0.940586 (2020ApJS..249....3A) | Luminosity Distance: | 6146 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 ; 18.88 ± 0.29 c based on 6 moving features Lister et al. 2019, ApJ,874,43 |
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Separation Versus Time Plot: | PNG PDF | ||||||||||||||||||||
Stacked 15 GHz Stokes I VLBA images: Uniform weight:   PNG PDF Natural weight:   PNG PDF Circular Beam:   PNG PDF Tapered Beam:   PNG PDF 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:
Univ. College Cork VLBA L Band Data:
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VLBA 23 GHz: RRIFD Database |
Kpc-scale: Jorstad and Marscher 2004, ApJ 614, 615 | |||||||||||||||||||
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Fermi LAT and 15 GHz VLBA Light Curves![]() |
VLBA 43 GHz: Jorstad et al. 2017 |
Multiepoch Radio Spectrum: |
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Comments: | MOJAVE 1.5 Jy source |
Epoch (Y-M-D) | VLBA Code | VLBA I (mJy) |
VLBA P (mJy) |
VLBA P (%) |
VLBA EVPA (deg.) |
I Image (Nat. Weight) | Tapered I Image | Tapered I Image (Widefield) | Visibility Data |
Stokes I Radplot | Pol. Image |
queued | BL286BB | 2023-05-27 * | BL286AU | 750 | 18 | 2.4 | 16 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2022-08-09 | BL286AN | 886 | 14 | 1.6 | 23 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2022-01-03 | BL286AE | 710 | 20 | 2.8 | 29 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2012-12-10 | BL178AV | 866 | 36 | 4.1 | 33 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2012-11-11 | BL178AS | 909 | 33 | 3.7 | 36 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2012-03-04 | BL178AH | 1286 | 22 | 1.7 | 48 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2011-06-06 | BL149DJ | 1551 | 68 | 4.4 | 48 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2010-10-15 | BL149CS | 1903 | 44 | 2.3 | 85 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2010-08-27 | BL149CN | 1357 | 10 | 0.8 | 51 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2009-04-09 | BK150H | 1544 | no data | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2008-11-19 | BL149BE | 1535 | 40 | 2.6 | 26 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2007-06-03 | BL149AA | 717 | 16 | 2.3 | 49 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2006-05-24 | BL137E | 774 | 31 | 4.0 | 24 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2005-11-07 | BL123P | 915 | 48 | 5.3 | 21 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2005-08-29 | BP120E | 1118 | 28 | 2.5 | 13 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2005-07-14 | BP120D | 1072 | 21 | 2.0 | 23 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2005-05-21 | BP120C | 952 | 33 | 3.5 | 10 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2005-04-21 | BL123E | 938 | 27 | 2.9 | 15 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2005-02-14 | BP120A | 1062 | 32 | 3.0 | 17 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2005-01-06 | BL123A | 1076 | 36 | 3.3 | 29 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2004-08-12 | BU026B | 1629 | 30 | 1.8 | 15 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2003-08-27 | BU026A | 1714 | 96 | 5.6 | 43 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2003-05-26 | BP089F | 1332 | 25 | 1.9 | 17 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2003-05-09 | BL111H | 1309 | 42 | 3.2 | 37 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2002-11-15 | BP089E | 1796 | 59 | 3.3 | 47 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2002-08-30 | BP089D | 2037 | no data | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2002-07-03 | BP089C | 2151 | 40 | 1.9 | 35 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2002-06-27 | BP089B | 2212 | 39 | 1.8 | 31 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | 2002-05-31 | BL111A | 1993 | 15 | 0.8 | 59 | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF | PNG PDF | 2002-05-01 | BW062A | 1710 | no data | FITS PNG PDF | FITS PNG PDF | PNG PDF | uvf | PNG PDF |
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