Common Name: 4C +39.23 MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] VLBA 1.4 GHz: BG246
B1950 Name: 0821+394 2 cm VLBA Image map
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
Kpc-scale: Caltech-Jodrell Flat-Spectrum Survey
23 GHz Image
Kpc Image

Fermi LAT and 15 GHz VLBA Light Curves

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

If you use these data in a publication, we ask that you please contact us so we can add a link to the list of external MOJAVE publications, and ask that you cite Lister et al., 2018, ApJS, 234, 12 and include the following acknowledgment: "This research has made use of data from the MOJAVE database that is maintained by the MOJAVE team (Lister et al. 2018)"

Important Note: The MOJAVE team, working with the OVRO 40m AGN monitoring team checks and adjusts the flux density scaling of the MOJAVE VLBA data for possible systematics based on near-simultaneous OVRO 40m measurements at 15 GHz. Asterisked entries below denote epochs that have not yet been checked and corrected.
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
2023-12-15 * BL286BB 687 27 3.9 3 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2023-05-03 * BL286AT 627 31 4.9 12 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2022-07-10 BL286AM 442 31 6.9 17 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2022-01-03 BL286AE 620 14 2.3 41 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2013-06-02 BL178BD 904 19 2.1 4 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2012-07-12 BL178AM 817 9.1 1.1 24 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2011-10-03 BL178AA 902 33 3.6 23 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2011-03-05 BL149DD 1210 53 4.3 19 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2010-09-29 BL149CR 1039 32 3.0 30 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2003-06-15 BL111I 1070 33 3.1 0 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
2002-05-31 BL111A 1371 24 1.7 146 FITS   PNG   PDF UVF PNG   PDF p:PNG  p:PDF   f:PNG  f:PDF PNG
1995-01-20 BP14 1667 no data FITS   PNG   PDF UVF PNG   PDF
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