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:
Uniform weight:   PNG PDF
Natural weight:   PNG PDF
Circular Beam:   PNG PDF
Tapered Beam:   PNG PDF
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
(Y-M-D)
VLBA Code VLBA I
(mJy)
VLBA P
(mJy)
VLBA
P (%)
VLBA
EVPA (deg.)
I Image (Nat. Weight) Tapered I Image Tapered I Image (Widefield) Visibility
Data
Stokes I Radplot Pol.
Image
queued BL286BB
2023-05-03 * BL286AT 633 33 5.2 13 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2022-07-10 BL286AM 453 23 5.1 14 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2022-01-03 BL286AE 640 16 2.4 35 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2013-06-02 BL178BD 916 23 2.5 6 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2012-07-12 BL178AM 820 13 1.6 29 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2011-10-03 BL178AA 912 36 4.0 24 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2011-03-05 BL149DD 1204 54 4.5 20 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2010-09-29 BL149CR 1048 33 3.1 31 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2003-06-15 BL111I 1084 35 3.2 179 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2002-05-31 BL111A 1388 54 3.9 173 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
1995-01-20 BP14 1666 no data FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF
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