J2322+5057

General information

Source (J2000)IAU Source name (J2000)
J2322+5057
Source (B1950)IAU Source name (B1950)
2320+506
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 23 22 25.982171, δ = +50 57 51.963630
RedshiftRedshift
z = 1.279
Source typeOptical class
Quasar
Optical V magnitudeOptical V magnitude
mV = 18.6

Images and parameters

Observation epoch2010-10-01
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]
0.59
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.391 ± 0.03
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
63
SL [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.151 ± 0.007
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
3130
Ba [μas]Major axis of the restoring beam [μas]
137
Bb [μas]Minor axis of the restoring beam [μas]
40
BPA [degrees]Position angle of the major axis [degrees]
-32.7
St [mJy]Total clean flux density [mJy]
426
Sp [mJy/beam]Peak flux density [mJy/beam]
145
σ [mJy/beam]Off-source r.m.s. noise in the residual image [mJy/beam]
3
ξrQuality factor of the residual
noise in the image
1

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]
1 155 ± 31 139 ± 21 19 ± 3 0 0 16.584 ± 4.829 3.84 10.00
2 52 ± 23 20 ± 8 69 ± 29 86 ± 14 170.9 ± 9.4 0.414 ± 0.305 N/A N/A
3 41 ± 17 29 ± 10 39 ± 13 194 ± 7 -150.4 ± 2.0 0.994 ± 0.633 N/A N/A
4 56 ± 22 27 ± 10 60 ± 21 253 ± 11 -116.3 ± 2.4 0.589 ± 0.375 N/A N/A
5 20 ± 12 19 ± 8 <31 477 ± 7 -132.3 ± 0.8 >0.767 N/A N/A
6 39 ± 19 17 ± 8 64 ± 29 736 ± 15 -118.7 ± 1.1 0.360 ± 0.295 N/A N/A

Downloads

Epoch Image UV plot RAD plot FITS file of Image
2010-10-01 eps, jpg eps, jpg eps, jpg fits