Common Name: | 4C +21.28 | VLBA 2cm Image [Total intensity movie]   | | VLBA 1.4 GHz: 2017MNRAS.467...83K |
B1950 Name: | 1049+215 | ![]() |
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J2000 Name: | J1051+2119 | ||
R.A. and Dec. (J2000): | 10h51m48.789s +21d19'52.314" |
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AGN Class: | LSP Quasar | ||
Redshift: | 1.3 (2010AJ....139.2360S) | Luminosity Distance: | 9209 Mpc ; 8.44 pc/mas |
Radio Spectrum: | Flat | ||
Gamma-ray Association | LAT: Y, EGRET: N, TeV: N | ||
Kpc-scale morphology: | Core | ||
Jet Speed: | Maximum: 102 ± 5 μas/y ; 6.46 ± 0.31 c Median: N/A ; based on 4 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: 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: Rotation Measure 8-15 GHz Map: | Not available | Spectral Index 8-15 GHz Map: | Not available | |
VLBA 23 GHz: RRIFD Database |
Kpc-scale: NVSS | |
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Fermi LAT and 15 GHz VLBA Light Curves![]() |
VLBA 43 GHz: Cheng et al. 2020 |
Multiepoch Radio Spectrum: |
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Comments: | 2cm survey 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 |
2007-06-01 | BK134E | 585 | 9.3 | 1.6 | 42 | FITS PNG PDF | UVF | PNG PDF | p:PNG p:PDF f:PNG f:PDF | PNG | 2003-04-22 | BT069C | 940 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 2001-03-15 | BK068G | 786 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1998-10-30 | BK052D | 901 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1997-08-28 | BK052A | 1022 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1997-03-13 | BK048B | 1110 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1996-05-16 | BK037B | 782 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-04-07 | BK016 | 1425 | no data | FITS PNG PDF | UVF | PNG PDF | PNG | 1995-01-27 | BW013 | 1213 | no data | FITS PNG PDF | UVF | PNG PDF | PNG |
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