J1746+6226

General information

Source (J2000)IAU Source name (J2000)
J1746+6226
Source (B1950)IAU Source name (B1950)
1745+624
Common nameCommon name
4C 62.29
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 17 46 14.034133, δ = +62 26 54.738300
RedshiftRedshift
z = 3.889
Source typeOptical class
Quasar
Optical V magnitudeOptical V magnitude
mV = 19.5

Images and parameters

Observation epoch2011-05-01
S86 GHzTotal single dish flux density measured at 86 GHz obtained from pointing and calibration scan measurements at Pica Veleta or Plateau de Bure [Jy]
0.08
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.207 ± 0.016
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
64
SL [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.1 ± 0.006
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
3016
Ba [μas]Major axis of the restoring beam [μas]
89
Bb [μas]Minor axis of the restoring beam [μas]
38
BPA [degrees]Position angle of the major axis [degrees]
-69
St [mJy]Total clean flux density [mJy]
94
Sp [mJy/beam]Peak flux density [mJy/beam]
71
σ [mJy/beam]Off-source r.m.s. noise in the residual image [mJy/beam]
2
ξrQuality factor of the residual
noise in the image
1.2

Component
StotTotal flux density of the component [mJy]
SpeakPeak flux density of the component [mJy/beam]
dComponent size [μas]
rComponent's offset from the core [μas]
θPosition angle of the offset [degrees]
TbBrightness temperature obtained from the model fits [1010K]
Tb,minVisibility based estimate of the minimum brightness temperature [1010K]
Tb,limVisibility based estimate of the maximum brightness temperature [1010K]
1 91 ± 21 69 ± 13 30 ± 6 0 0 8.032 ± 2.812 2.08 2.79

Downloads

Epoch Image UV plot RAD plot FITS file of Image
2011-05-01 eps, jpg eps, jpg eps, jpg fits