Common Name: | 4C +21.35 | MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] | VLBA 1.4 GHz: University College Cork Program |
||||||||||||||||||
B1950 Name: | 1222+216 | ![]() |
![]() |
||||||||||||||||||
J2000 Name: | J1224+2122 | ||||||||||||||||||||
R.A. and Dec. (J2000): | 12h24m54.458s +21d22'46.388" |
||||||||||||||||||||
AGN Class: | LSP HPQ | ||||||||||||||||||||
Redshift: | 0.433465 (LAMOSTDR6V2) | Luminosity Distance: | 2377 Mpc ; 5.61 pc/mas | ||||||||||||||||||
Radio Spectrum: | Flat | ||||||||||||||||||||
Gamma-ray Association | LAT: Y, EGRET: Y, TeV: Y | ||||||||||||||||||||
Kpc-scale morphology: | Two-sided Halo | ||||||||||||||||||||
Jet Speed: | Maximum: 832 ± 50 μas/y ; 21.8 ± 1.3 c Median: 603 ± 60 μas/y ; 15.8 ± 1.6 c based on 19 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: | 2006_04_28 | Spectral Index 8-15 GHz Map: | 2006_04_28 | Multifrequency MOJAVE VLBA Data:
Univ. College Cork VLBA L Band Data:
|
VLBA 23 GHz: MOJAVE Program |
Kpc-scale: Cooper et al. 2007, ApJ Supl 171, 376 | |||||||||||||||||||
![]() |
![]() |
||||||||||||||||||||
Fermi LAT and 15 GHz VLBA Light Curves![]() |
VLBA 43 GHz: MOJAVE Program |
Multiepoch Radio Spectrum: |
|||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
![]() |
||||||||||||||||||||
Comments: | MOJAVE 1.5 Jy source |
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 |
queued | BK255AH | 2025-03-16 * | BK255AG | 2025-02-21 * | BK255AF | 2025-01-26 * | BK255AE | 825 | 4.9 | 0.6 | 84 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-11-26 * | BL286BJ | 1078 | 11 | 1.0 | 159 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-08-18 * | BL286BI | 1044 | 7.0 | 0.7 | 20 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-05-17 * | BL286BF | 948 | 8.9 | 0.9 | 114 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-01-28 * | BL286BC | 650 | 3.6 | 0.6 | 92 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-09-24 * | BL286AZ | 677 | 10 | 1.5 | 113 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-07-01 * | BL286AX | 702 | 13 | 1.8 | 111 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-03-26 * | BL286AS | 666 | 16 | 2.4 | 128 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-08-09 | BL286AN | 729 | 7.1 | 1.0 | 17 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-06-11 | BL286AL | 846 | 17 | 2.0 | 163 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-04-08 | BL286AJ | 903 | 25 | 2.7 | 163 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-01-03 | BL286AE | 923 | 26 | 2.8 | 176 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-09-13 | BL286AB | 1048 | 31 | 2.9 | 155 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-08-07 | BL286AA | 1075 | 20 | 1.9 | 162 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-08-01 | BL273AX | 1058 | 21 | 1.9 | 159 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-06-25 | BL273AW | 1128 | 20 | 1.8 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-05-16 | BL273AV | 1183 | 14 | 1.2 | 5 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-04-09 | BL273AU | 1276 | 23 | 1.8 | 0 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-03-21 | BL273AT | 1259 | 16 | 1.3 | 14 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-03-02 | BL273J | 1248 | 17 | 1.4 | 6 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-02-21 | BL273AS | 1346 | 14 | 1.1 | 1 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-02-05 | BL273AR | 1401 | 13 | 0.9 | 159 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-12-27 | BL273AQ | 1425 | 23 | 1.6 | 157 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-11-29 | BL273AP | 1401 | 19 | 1.3 | 153 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-11-02 | BL273AO | 1399 | 19 | 1.4 | 149 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-09-03 | BL273AN | 1589 | 15 | 1.0 | 147 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-08-15 | BL273AM | 1674 | 26 | 1.6 | 141 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-07-31 | BL273AL | 1824 | 28 | 1.6 | 150 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-06-14 | BL273AK | 1799 | 63 | 3.5 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-29 | BL273AJ | 1849 | 74 | 4.0 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-22 | BL273AI | 1884 | 73 | 3.9 | 169 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-01 | BL273AH | 1855 | 72 | 3.9 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-03-26 | BL273AG | 1670 | 87 | 5.2 | 177 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-02-28 | BL273AF | 1620 | 66 | 4.1 | 175 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-01-04 | BL273AE | 1623 | 65 | 4.0 | 178 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-12-15 | BL273AD | 1705 | 66 | 3.8 | 176 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-11-14 | BL273AC | 1641 | 70 | 4.3 | 1 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-10-08 | BL273AB | 1741 | 71 | 4.1 | 8 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-08-15 | BL273AA | 1597 | 44 | 2.8 | 7 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-06-13 | BL229AX | 1948 | 87 | 4.5 | 16 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-01-19 | BL229AU | 2101 | 45 | 2.1 | 28 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-11-11 | BL229AS | 2552 | 54 | 2.1 | 42 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-08-19 | BL229AQ | 2076 | 48 | 2.3 | 7 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-05-31 | BL229AO | 1697 | 75 | 4.4 | 16 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-08-25 | BL229AK | 1993 | 74 | 3.7 | 16 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-05-25 | BL229AH | 1786 | 80 | 4.5 | 14 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-03-11 | BL229AF | 1732 | 52 | 3.0 | 10 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-11-12 | BL193BL | 1797 | 91 | 5.1 | 163 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-09-17 | BL193BJ | 1849 | 96 | 5.2 | 169 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-06-09 | BL193BF | 1907 | 115 | 6.0 | 174 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-03-05 | BL193BC | 2268 | 91 | 4.0 | 165 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2015-12-19 | BL193AZ | 2513 | 121 | 4.8 | 168 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2015-09-06 | BL193AW | 2658 | 120 | 4.5 | 163 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2015-06-16 | BL193AT | 2989 | 184 | 6.1 | 170 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2014-09-01 | BL193AN | 2840 | 206 | 7.2 | 152 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2014-01-25 | BL193AE | 2868 | 204 | 7.1 | 173 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2013-07-08 | BL178BE | 2971 | 220 | 7.4 | 178 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2013-02-10 | BL178AZ | 2599 | 252 | 9.7 | 176 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-12-23 | BL178AX | 2513 | 197 | 7.8 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-11-11 | BL178AS | 2245 | 169 | 7.5 | 174 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-05-24 | BL178AK | 2144 | 175 | 8.1 | 172 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-01-14 | BL178AF | 1996 | 159 | 8.0 | 178 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-10-03 | BL178AA | 2170 | 116 | 5.3 | 6 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-08-26 | BL149DP | 2144 | 122 | 5.7 | 5 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-04-11 | BL149DF | 2270 | 60 | 2.6 | 18 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-12-24 | BL149CZ | 1865 | 86 | 4.6 | 35 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-11-13 | BL149CW | 1648 | 53 | 3.2 | 44 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-09-29 | BL149CR | 1832 | 60 | 3.3 | 20 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-07-12 | BL149CL | 1820 | 70 | 3.8 | 26 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-06-27 | BH152B | 1639 | 65 | 4.0 | 25 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-12-26 | BL149CF | 1232 | 45 | 3.7 | 172 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-10-27 | BL149CC | 1089 | 50 | 4.6 | 178 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-05-28 | BL149BL | 1008 | 56 | 5.5 | 2 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2008-07-30 | BL149AL | 978 | 29 | 3.0 | 171 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2007-03-28 | BL137P | 561 | 15 | 2.7 | 161 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2006-04-28 | BL137D | 489 | 14 | 2.9 | 158 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-11-17 | BH133 | 738 | 23 | 3.2 | 175 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-05-13 | BL123F | 604 | 11 | 1.8 | 177 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-12-02 | BL111Q | 688 | 23 | 3.4 | 173 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2003-05-09 | BL111H | 890 | 55 | 6.2 | 178 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2002-05-31 | BL111A | 804 | 49 | 6.1 | 157 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2000-01-14 | BR057G | 752 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1999-09-27 | BR057D | 767 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1999-05-16 | BR057B | 1004 | 89 | 8.9 | 152 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1999-04-04 | BR057A | 922 | 74 | 8.0 | 150 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1997-12-07 | BH046 | 1409 | 70 | 5.0 | 162 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1996-12-06 | BR034F | 1340 | 76 | 5.7 | 37 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1996-09-27 | BR034E | 1795 | 69 | 3.9 | 159 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1996-07-27 | BR034D | 1673 | 79 | 4.7 | 52 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1996-05-27 | BR034C | 1638 | 92 | 5.6 | 106 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG |
Home | Science | AGN Samples | Data Archive | Status | Publications | Movies | RM Maps | α Maps | People | Outreach |