Common Name: S4 0636+68 MOJAVE 15 GHz [Total intensity movie]   | [Polariz. movie] VLBA 1.4 GHz:
B1950 Name: 0636+680 2 cm VLBA Image map
J2000 Name: J0642+6758
R.A. and Dec. (J2000): 6h42m4.257s
+67d58'35.621"
AGN Class: ISP Quasar
Redshift: 3.177 (1992ApJS...79....1T)
Luminosity Distance: 27704 Mpc ; 7.70 pc/mas
Radio Spectrum: GPS1
Gamma-ray Association LAT: N, EGRET: N, TeV: N
Kpc-scale morphology: Core
Jet Speed: Maximum: 12 ± 3 μas/y ; 1.30 ± 0.32 c
Median: N/A ;
based on 2 moving features
Lister et al. 2021, ApJ,923,30
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

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:
Kpc-scale: Healey et al. 2007, ApJS 171, 61
23 GHz Image
Kpc Image

Fermi LAT and 15 GHz VLBA Light Curves

Fermi LAT and 15 GHz VLBA Light Curves
VLBA 43 GHz:
Multiepoch Radio Spectrum:
43 GHz Image
Radio Spectrum
Comments: Robopol control sample

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
2020-11-21 BL273H 244 8.5 3.5 13 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2020-05-25 BL229BE 223 5.2 2.3 0 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2019-07-19 BL229AZ 237 2.0 0.8 123 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2019-01-19 BL229AU 192 3.7 1.9 87 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2018-02-02 BL229AM 210 2.4 1.1 37 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2017-11-18 BL229AL 222 1.0 0.5 34 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2017-08-25 BL229AK 217 3.2 1.5 11 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2017-01-28 BL229AE 234 4.8 2.1 7 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2016-12-10 BL229AC 234 4.1 1.8 4 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2016-11-06 BL229AB 250 3.9 1.6 2 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2016-09-26 BL229AA 247 4.2 1.7 178 FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF PNG   PDF
2002-05-02 BD077E 197 no data FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF
1998-10-09 BS067 216 no data FITS   PNG   PDF FITS   PNG   PDF PNG   PDF uvf   PNG   PDF
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