Common Name: |
4C +39.23 |
MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] |
VLBA 1.4 GHz: BG246
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B1950
Name: |
0821+394 |
 |
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J2000
Name: |
J0824+3916 |
R.A. and Dec. (J2000): |
8h24m55.484s +39d16'41.904" |
AGN
Class: |
LSP HPQ |
Redshift: |
1.21576 (2020ApJS..249....3A) |
Luminosity Distance: |
8470 Mpc ; 8.36 pc/mas |
Radio
Spectrum: |
Flat |
Gamma-ray Association |
LAT: Y, EGRET: N, TeV: N |
Kpc-scale
morphology: |
One-sided |
Jet Speed: |
Maximum: 145 ± 13 μas/y ; 8.74 ± 0.80 c Median: N/A ; based on 6 moving features Lister et al. 2019, ApJ,874,43 |
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: | Not available |
Spectral Index 8-15 GHz Map: | Not available |
|
VLBA 23 GHz: RRIFD Database
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Kpc-scale: Caltech-Jodrell Flat-Spectrum Survey |

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Fermi LAT and 15 GHz VLBA Light Curves
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VLBA 43 GHz: Cheng et al. 2020
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Multiepoch Radio Spectrum:
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Comments: |
Promoted 1.5 Jy source; 2 cpts sep by 0.3 arcsec
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