Common Name: | 3C 345 | MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] | VLBA 1.4 GHz: University College Cork Program |
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B1950 Name: | 1641+399 | ![]() |
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J2000 Name: | J1642+3948 | ||||||||||||||||||||
R.A. and Dec. (J2000): | 16h42m58.810s +39d48'36.994" |
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AGN Class: | LSP HPQ | ||||||||||||||||||||
Redshift: | 0.593402 (2020ApJS..249....3A) | Luminosity Distance: | 3477 Mpc ; 6.64 pc/mas | ||||||||||||||||||
Radio Spectrum: | Flat | ||||||||||||||||||||
Gamma-ray Association | LAT: Y, EGRET: N, TeV: N | ||||||||||||||||||||
Kpc-scale morphology: | One-sided Halo | ||||||||||||||||||||
Jet Speed: | Maximum: 562 ± 15 μas/y ; 19.38 ± 0.52 c Median: 342 ± 5 μas/y ; 11.80 ± 0.19 c based on 21 moving feature 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_06_15 | Spectral Index 8-15 GHz Map: | 2006_06_15 | Multifrequency MOJAVE VLBA Data:
Univ. College Cork VLBA L Band Data:
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VLBA 23 GHz: MOJAVE Program |
Kpc-scale: Murphy, Browne and Perley 1993, MNRAS, 264, 298 | |||||||||||||||||||
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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: | Added to 1FM based on post-1FGL LAT association |
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 |
2025-03-16 * | BK255AG | 2025-01-26 * | BK255AE | 7209 | 215 | 3.0 | 120 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2025-01-12 * | BL286BL | 7602 | 145 | 1.9 | 121 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-08-20 * | BK255AA | 6266 | 265 | 4.2 | 74 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2024-05-17 * | BL286BF | 5109 | 141 | 2.8 | 52 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-12-15 * | BL286BB | 5120 | 179 | 3.5 | 59 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2023-07-01 * | BL286AX | 4109 | 118 | 2.9 | 66 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-12-31 * | BL286AQ | 4186 | 199 | 4.8 | 83 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-05-21 | BL286AK | 5718 | 181 | 3.2 | 88 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-02-07 | BL286AG | 5544 | 155 | 2.8 | 113 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2022-01-22 | BL286AF | 5886 | 135 | 2.3 | 139 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-09-13 | BL286AB | 5922 | 82 | 1.4 | 93 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-08-07 | BL286AA | 5992 | 126 | 2.1 | 111 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-08-01 | BL273AX | 5729 | 128 | 2.2 | 110 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-06-25 | BL273AW | 5380 | 126 | 2.3 | 110 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-05-16 | BL273AV | 5231 | 122 | 2.3 | 105 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-04-09 | BL273AU | 5174 | 90 | 1.7 | 94 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-03-21 | BL273AT | 5167 | 101 | 1.9 | 92 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-02-21 | BL273AS | 5333 | 95 | 1.8 | 78 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2021-02-05 | BL273AR | 5027 | 85 | 1.7 | 77 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-12-27 | BL273AQ | 4752 | 70 | 1.5 | 64 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-11-29 | BL273AP | 4714 | 59 | 1.2 | 61 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-11-02 | BL273AO | 5038 | 67 | 1.3 | 49 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-09-03 | BL273AN | 5168 | 147 | 2.8 | 36 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-08-15 | BL273AM | 5327 | 148 | 2.8 | 40 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-07-31 | BL273AL | 5312 | 180 | 3.4 | 38 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-06-14 | BL273AK | 5132 | 139 | 2.7 | 34 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-29 | BL273AJ | 4983 | 130 | 2.6 | 36 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-22 | BL273AI | 5272 | 146 | 2.8 | 42 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-05-01 | BL273AH | 5066 | 133 | 2.6 | 38 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-03-26 | BL273AG | 5082 | 146 | 2.9 | 41 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-02-28 | BL273AF | 4818 | 107 | 2.2 | 32 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2020-01-04 | BL273AE | 5056 | 135 | 2.7 | 30 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-12-15 | BL273AD | 5271 | 157 | 3.0 | 28 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-11-14 | BL273AC | 5287 | 129 | 2.4 | 36 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-10-08 | BL273AB | 5213 | 143 | 2.7 | 41 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-08-15 | BL273AA | 4851 | 107 | 2.2 | 48 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-07-19 | BL229AZ | 5080 | 148 | 2.9 | 50 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2019-04-15 | BL229AV | 4504 | 193 | 4.3 | 42 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-10-06 | BL229AR | 5089 | 168 | 3.3 | 59 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2018-05-31 | BL229AO | 6101 | 241 | 3.9 | 67 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-08-25 | BL229AK | 5305 | 80 | 1.5 | 79 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-06-17 | BL229AI | 5144 | 47 | 0.9 | 74 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2017-04-22 | BL229AG | 5130 | 180 | 3.5 | 58 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-12-26 | BL193BN | 5016 | 176 | 3.5 | 59 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-09-17 | BL193BJ | 4886 | 246 | 5.0 | 43 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-06-09 | BL193BF | 5544 | 122 | 2.2 | 40 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2016-03-05 | BL193BC | 5738 | 252 | 4.4 | 40 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2015-11-25 | BL193AY | 5691 | 166 | 2.9 | 54 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2015-07-20 | BL193AU | 4286 | 101 | 2.4 | 51 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2015-01-18 | BL193AQ | 4783 | 165 | 3.4 | 45 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2014-06-05 | BL193AJ | 5207 | 157 | 3.0 | 62 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2014-01-25 | BL193AE | 5217 | 251 | 4.8 | 65 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2013-07-08 | BL178BE | 5471 | 223 | 4.1 | 65 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2013-02-28 | BL178BA | 5795 | 143 | 2.5 | 43 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-11-02 | BL178AR | 5780 | 244 | 4.2 | 31 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2012-06-25 | BL178AL | 6164 | 205 | 3.3 | 51 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-12-29 | BL178AD | 5932 | 142 | 2.4 | 48 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-07-24 | BL149DN | 5276 | 130 | 2.5 | 61 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2011-07-09 | BH168 | 5560 | 145 | 2.6 | 62 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-11-04 | BL149CV | 6376 | 242 | 3.8 | 58 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2010-02-15 | BS194I | 6980 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-12-28 | BS194G | 6982 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-11-30 | BS194F | 7624 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-10-27 | BL149CC | 8327 | 185 | 2.2 | 44 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-10-01 | BS194D | 8568 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-08-26 | BS194C | 8667 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-07-27 | BS194B | 9042 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-07-05 | BL149BP | 9095 | 51 | 0.6 | 71 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-06-29 | BS194A | 8509 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-05-27 | BS193D | 7897 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-04-21 | BS193C | 7175 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2009-02-25 | BL149BI | 6928 | 70 | 1.0 | 172 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2009-02-19 | BS193A | 6386 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2008-12-07 | BO033 | 5576 | 107 | 1.9 | 51 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2008-09-12 | BL149BC | 4813 | 65 | 1.3 | 23 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2008-05-30 | BL149AI | 4247 | 94 | 2.2 | 43 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2007-08-16 | BL149AF | 5730 | 195 | 3.4 | 78 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2007-06-10 | BL149AB | 5607 | 200 | 3.6 | 76 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2007-04-10 | BB230D | 6649 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2007-02-05 | BL137N | 6988 | 175 | 2.5 | 87 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2006-06-15 | BL137F | 5252 | 96 | 1.8 | 71 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-03-31 | BL104X | 5271 | 120 | 2.3 | 76 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-03-05 | BL104W | 5568 | 88 | 1.6 | 76 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2005-01-06 | BL123A | 5578 | 69 | 1.2 | 61 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-12-12 | BL105F | 5835 | 80 | 1.4 | 54 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-11-01 | BG152A | 5768 | 106 | 1.8 | 84 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-09-11 | BL111O | 6607 | 58 | 0.9 | 83 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-05-03 | BL105D | 6118 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2004-04-21 | BL104P | 6928 | 53 | 0.8 | 105 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-04-08 | BL105G | 6430 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2004-03-07 | BL104O | 6820 | 89 | 1.3 | 114 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-02-11 | BL111K | 6210 | 81 | 1.3 | 126 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2004-02-02 | BB168H | 6023 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2004-01-02 | BL104N | 6856 | 51 | 0.7 | 98 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2003-11-28 | BL104M | 5797 | 72 | 1.2 | 85 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2003-11-02 | BL105B | 6092 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2003-07-10 | BL104L | 6841 | 93 | 1.4 | 104 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2003-04-09 | BB153A | 7354 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2003-01-20 | BL105A | 7048 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2002-11-23 | BL111D | 6875 | 166 | 2.4 | 131 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2002-08-02 | BR077M | 6632 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2001-12-30 | BR077H | 7965 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2001-08-07 | BL104B | 9365 | 113 | 1.2 | 65 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2001-06-19 | BL104A | 10603 | 262 | 2.5 | 72 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2000-06-10 | BL080C | 9002 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2000-02-04 | BL080B | 7566 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1999-08-08 | BR057C | 8473 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1999-07-30 | BL080 | 8737 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1999-07-19 | BK068B | 8672 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1998-10-30 | BK052D | 7502 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1998-03-19 | BK052C | 5976 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1998-01-29 | BL062 | 6280 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1998-01-03 | BH045A | 6134 | 176 | 2.9 | 4 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1997-08-28 | BK052A | 6055 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1997-08-15 | BM082C | 6517 | 225 | 3.5 | 29 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1997-05-26 | BM082B | 5901 | 166 | 2.8 | 16 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 1997-03-13 | BK048B | 5770 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1996-10-27 | BK037D | 6019 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1996-07-10 | BK037C | 6650 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1996-05-16 | BK037B | 6945 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-12-15 | BK37A | 8449 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-11-05 | BZ017 | 8558 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-04-07 | BK016 | 8280 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-01-20 | BP14 | 7304 | no data | FITS PNG PDF | UVF | PNG PDF | PNG |
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