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J/ApJ/846/98
  Jet kinematics of blazars at 43GHz with the VLBA (Jorstad+, 2017)
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2017ApJ...846...98J
Similar Catalogs
timeSerie
Post annotation 		img(gal)
1.J/ApJ/846/98/table1(c)The VLBA-BU-BLAZAR sample[timeSerie] (36 rows)
2.J/ApJ/846/98/table2Modeling of jets by Gaussian components - updated version (9647 rows)
3.J/ApJ/846/98/table3Jet structure (295 rows)
4.J/ApJ/846/98/table5Velocity and acceleration in jets (258 rows)
5.J/ApJ/846/98/table7Physical parameters of jet features (120 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)Nk  (n)Number of knots for this blazar (link to table 5) (meta.number)
   (ALL)ID (char) (i) Source identifier (HHMM+ddd; B1950) (meta.id;meta.main)
  (1)f_ID (char) Flag on ID (Note 1)   (meta.code)
  (1)P  (n)Display the physical parameters of jet features (table 7) (meta.number)
  (1)Nc  (n)Display the jet modeling (table 2) (meta.number)
  (1)OName (char) Common name (meta.id)
  (1+3)Type (char) Object type (src.class)
  (1)z  Redshift from NED (src.redshift)
  (1)f_z (char) [d] d: Redshift has not been confirmed (meta.code)
  (1+3)S43avg Jy [0.2/18.1] Mean VLBA 43GHz flux density <S43> (phot.flux.density;em.mm.30-50GHz)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+3)e_S43avg Jy [0.07/10] S43avg uncertainty (stat.error)
  (1)Sgamavg   [2/78] Average γ-ray photon flux at 0.1-200GeV; in 10–8ph/cm2/s (phot.flux.density;em.gamma.hard)
  (1)e_Sgamavg   [1.9/158] Sgamavg uncertainty (Note 2)   (stat.error)
  (1)Rmagavg mag [12.3/19.3] Average magnitude in R band from Perkins telescope (Lowell Observatory) observations (phot.mag;em.opt.R)
  (1)e_Rmagavg mag [0.05/1.4] Rmagavg uncertainty (stat.error)
  (1)W14  (n)Display data from Williamson+, 2014, J/ApJ/789/135 (meta.ref.url)
  (1)Fig2 (char) Sequence of VLBA images at 43GHz of the blazar (figure 2) (meta.ref.url)
  (1)Fig4 (char) Separation of jet features from the core and their light curves (figure 4) (meta.ref.url)
  (1)LC (char) Interactive Plot (meta.ref.url)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (1)NED (char) ask the NED data-base about this object (meta.ref.url)
  (1)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (1)_DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Epoch yr Epoch of observation start (time.epoch)
  (2)MJD d Modified Julian Date of observation start (time.epoch)
  (2)S43 Jy [0.001/21.8] Flux density at 43GHz (phot.flux.density;em.mm.30-50GHz)
  (2)e_S43 Jy [0.008/1.1] The 1σ uncertainty in S43 (stat.error)
  (2)R mas [0/9] Distance to the core (pos.angDistance)
  (2)e_R mas (n) [0.003/2.6] The 1σ uncertainty in R (stat.error)
  (2+5)theta deg Relative position angle with respect to the core (pos.posAng)
  (2+5)e_theta deg (n) [0/39] The 1σ uncertainty in theta (stat.error;pos.posAng)
  (2)a mas [0/2.6] Angular size (Note 1)   (phys.angSize)
  (2)e_a mas [0.003/0.2] The 1σ uncertainty in a (stat.error)
  (2)Tb K Observed brightness temperature (Note 2)   (phys.temperature)
  (2)l_Tb (char) [L] Lower limit flag on Tb (Note 3)   (meta.code.error)
  (3+4+5)Knot (char) Knot designation (meta.id;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)N   [3/76] Number of epochs knot was detected (meta.number)
  (3)Ravg mas [0/5] Mean distance <R> (Note 2)   (pos.angDistance;stat.mean)
  (3)e_Ravg mas (n) [0.01/2] Standard deviation in Ravg (stat.error)
  (3)thetaavg deg (n) Mean position angle for knot <θ> (Note 3)   (pos.posAng;stat.mean)
  (3)e_thetaavg deg (n) [0.4/44.1] Standard deviation in thetaavg (stat.error)
  (3+5)aavg mas [0.02/1.3] Mean knot size <a> (Note 1)   (phys.angSize)
  (3+5)e_aavg mas [0.01/0.5] Standard deviation in a (stat.error)
  (4)l   [1/4] Order of polynomial to fit motion (meta.note)
  (4)f_l (char) [b] Flag on l (Note 1)   (meta.code)
  (4)muavg mas/yr [0.002/4] Mean proper motion <µ> (pos.pm)
  (4)e_muavg mas/yr [0.002/0.2] Uncertainty in muavg (stat.error)
  (4)Phiavg deg (n) Mean direction of motion <Φ> (pos.posAng;pos.pm)
  (4)e_Phiavg deg (n) [0.1/70.1] Uncertainty in Phiavg (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)dotmu-ll mas/yr2 (n) [-1/4] Acceleration along jet direction (dµ/dt)|| (phys.acceleration)
  (4)e_dotmu-ll mas/yr2 (n) [0.001/0.2] Uncertainty in dotmu-ll (stat.error)
  (4)dotmu-pp mas/yr2 (n) [-1/0.8] Acceleration perpendicular to jet direction ((dµ/dt)⊥) (phys.acceleration)
  (4)e_dotmu-pp mas/yr2 (n) [0.002/0.2] Uncertainty in dotmu-pp (stat.error)
  (4)betaavg   [0.02/78] Mean apparent speed in units of the speed of light <βapp> (phys.veloc;arith.diff)
  (4)e_betaavg   [0.01/9] Uncertainty in beta (stat.error)
  (4)Tcirc  (n) [1983.9/2012.8] Epoch of ejection (time.epoch)
  (4)f_Tcirc (char) [b] Flag on Tcirc (Note 2)   (meta.code)
  (4)e_Tcirc  (n) [0.02/3.5] Uncertainty in Tcirc (stat.error)
  (5)tau yr [0.1/3.2] Timescale of variability of flux density (src.var)
  (5)e_tau yr [0.007/0.9] Standard deviation in tau (stat.error)
  (5)o_tau   [3/46] Number of measurements for calculating tau (meta.number)
  (5)delta   [1.3/60] Variability Doppler factor δvar (spect.dopplerParam)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (5)e_delta   [0.4/24] Standard deviation in delta (stat.error;pos.eq.dec)
  (5)Gamma   [3.7/37.3] Bulk Lorentz factor Γ (stat.fit.param)
  (5)e_Gamma   [0.7/9] Standard deviation in Gamma (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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