Common Name: | 4C +31.63 | MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] | VLBA 1.4 GHz: University College Cork Program |
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B1950 Name: | 2201+315 | ![]() |
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J2000 Name: | J2203+3145 | ||||||||||||||||||||
R.A. and Dec. (J2000): | 22h3m14.976s +31d45'38.270" |
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AGN Class: | LSP LPQ | ||||||||||||||||||||
Redshift: | 0.2947 (Marziani et al. 1996, ApJS 104, 37) | Luminosity Distance: | 1510 Mpc ; 4.37 pc/mas | ||||||||||||||||||
Radio Spectrum: | Flat | ||||||||||||||||||||
Gamma-ray Association | LAT: Y, EGRET: N, TeV: N | ||||||||||||||||||||
Kpc-scale morphology: | Two-sided | ||||||||||||||||||||
Jet Speed: | Maximum: 470 ± 7 μas/y ; 8.67 ± 0.12 c Median: 344 ± 7 μas/y ; 6.34 ± 0.12 c based on 10 moving features Lister et al. 2021, ApJ,923,30 |
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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_10_06 | Spectral Index 8-15 GHz Map: | 2006_10_06 | Multifrequency MOJAVE VLBA Data:
Univ. College Cork VLBA L Band Data:
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VLBA 23 GHz: MOJAVE Program |
Kpc-scale: Cooper et al. 2007, ApJ Supl 171, 376 | |||||||||||||||||||
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Fermi LAT and 15 GHz VLBA Light Curves![]() |
VLBA 43 GHz: MOJAVE Program |
Multiepoch Radio Spectrum: |
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Comments: | MOJAVE_1 source in 3FGL but not 4FGL |
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 | BK255AN | 2025-06-01 * | BK255AH | 2605 | 51 | 1.9 | 90 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2025-02-21 * | BK255AF | 2782 | 54 | 2.0 | 89 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-12-27 * | BL286BK | 2936 | 38 | 1.3 | 92 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-08-18 * | BL286BI | 3124 | 21 | 0.7 | 100 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-05-17 * | BL286BF | 3009 | 64 | 2.1 | 88 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-01-28 * | BL286BC | 3453 | 22 | 0.6 | 55 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-09-24 * | BL286AZ | 4152 | 143 | 3.4 | 146 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-07-08 * | BL286AW | 4238 | 187 | 4.4 | 136 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-03-26 * | BL286AS | 4217 | 228 | 5.4 | 119 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-07-10 | BL286AM | 3713 | 97 | 2.6 | 115 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-04-08 | BL286AJ | 3633 | 87 | 2.4 | 115 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-02-24 | BL286AH | 3476 | 92 | 2.6 | 122 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-09-13 | BL286AB | 4291 | 119 | 2.8 | 131 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-08-07 | BL286AA | 4288 | 100 | 2.3 | 136 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-08-01 | BL273AX | 4230 | 128 | 3.0 | 131 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-06-25 | BL273AW | 4347 | 149 | 3.4 | 126 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-05-16 | BL273AV | 4365 | 154 | 3.5 | 115 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-04-09 | BL273AU | 4198 | 140 | 3.3 | 94 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-03-21 | BL273AT | 4096 | 138 | 3.4 | 101 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-02-21 | BL273AS | 4240 | 155 | 3.6 | 89 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-02-05 | BL273AR | 4165 | 93 | 2.2 | 80 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-12-27 | BL273AQ | 4215 | 13 | 0.3 | 65 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-11-29 | BL273AP | 4348 | 9.0 | 0.2 | 37 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-11-02 | BL273AO | 4198 | 15 | 0.3 | 92 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-09-03 | BL273AN | 3926 | 17 | 0.4 | 65 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-08-15 | BL273AM | 4074 | 1.7 | 0.04 | 52 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-07-31 | BL273AL | 3936 | 24 | 0.6 | 157 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-06-14 | BL273AK | 3952 | 20 | 0.5 | 138 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-29 | BL273AJ | 3813 | 26 | 0.7 | 156 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-22 | BL273AI | 3730 | 30 | 0.8 | 166 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-01 | BL273AH | 3671 | 46 | 1.3 | 160 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-03-26 | BL273AG | 3441 | 53 | 1.6 | 156 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-02-28 | BL273AF | 3736 | 50 | 1.3 | 145 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-01-04 | BL273AE | 3483 | 35 | 1.0 | 161 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-12-15 | BL273AD | 3270 | 32 | 1.0 | 152 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-11-14 | BL273AC | 3203 | 37 | 1.2 | 155 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-10-08 | BL273AB | 2873 | 42 | 1.5 | 150 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-08-15 | BL273AA | 2374 | 46 | 1.9 | 147 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-06-13 | BL229AX | 2224 | 51 | 2.3 | 153 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-12-16 | BL229AT | 1781 | 59 | 3.3 | 139 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-10-06 | BL229AR | 1857 | 43 | 2.3 | 143 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-07-08 | BL229AP | 2094 | 66 | 3.2 | 149 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-02-02 | BL229AM | 2187 | 71 | 3.2 | 138 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-11-18 | BL229AL | 2121 | 58 | 2.7 | 146 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-08-25 | BL229AK | 2337 | 66 | 2.8 | 143 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-05-25 | BL229AH | 2501 | 64 | 2.6 | 142 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-01-28 | BL229AE | 2501 | 65 | 2.6 | 141 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-10-29 | BL193BK | 2616 | 68 | 2.6 | 136 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-06-09 | BL193BF | 2934 | 31 | 1.1 | 141 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-01-16 | BL193BA | 3037 | 52 | 1.7 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2015-07-20 | BL193AU | 2639 | 92 | 3.5 | 1 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2014-11-17 | BL193AO | 2578 | 60 | 2.3 | 152 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2014-02-27 | BL193AG | 2700 | 60 | 2.2 | 113 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2013-07-30 | BL178BG | 2440 | 47 | 1.9 | 127 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2013-03-31 | BL178BB | 2866 | 62 | 2.1 | 137 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-11-02 | BL178AR | 3120 | 88 | 2.8 | 127 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-05-24 | BL178AK | 3357 | 25 | 0.7 | 141 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-12-29 | BL178AD | 3446 | 5.7 | 0.2 | 115 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-07-15 | BL149DM | 3272 | 34 | 1.0 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-12-24 | BL149CZ | 2895 | 40 | 1.4 | 139 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-06-27 | BH152B | 3147 | 29 | 0.9 | 103 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-06-19 | BL149CK | 3177 | 38 | 1.2 | 110 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-08-19 | BL149BR | 2760 | 5.4 | 0.2 | 145 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-02-25 | BL149BI | 2605 | 28 | 1.1 | 100 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2008-08-06 | BL149BA | 2710 | 39 | 1.4 | 55 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2007-04-30 | BK134C | 2843 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2006-10-06 | BL137J | 2335 | 30 | 1.3 | 86 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-11-07 | BL123P | 2444 | 28 | 1.2 | 59 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-09-05 | BL123K | 2566 | 31 | 1.2 | 73 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-04-21 | BL123E | 2359 | 38 | 1.6 | 94 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-04-10 | BL111L | 2486 | 74 | 3.0 | 104 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2003-01-19 | BH103 | 2968 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2002-11-23 | BL111D | 3109 | 54 | 1.7 | 44 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2001-12-22 | BR077G | 3255 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2001-06-20 | BZ026 | 2849 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2000-12-28 | BK068F | 1795 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1999-11-06 | BK068C | 2109 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1998-03-07 | BK052B | 3144 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1997-03-10 | BK048A | 3111 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-12-15 | BK37A | 2026 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-04-07 | BK016 | 1998 | no data | FITS PNG PDF | UVF | PNG PDF | PNG |
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