J1653+3107

General information

Source (J2000)IAU Source name (J2000)
J1653+3107
Source (B1950)IAU Source name (B1950)
1651+312
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 16 53 29.910650, δ = +31 07 56.872390
RedshiftRedshift
z = 1.2954
Source typeOptical class
Quasar
Optical V magnitudeOptical V magnitude
mV = 13.6

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]
0.31
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.38 ± 0.026
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
54
SL [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.195 ± 0.013
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
2474
Ba [μas]Major axis of the restoring beam [μas]
207
Bb [μas]Minor axis of the restoring beam [μas]
43
BPA [degrees]Position angle of the major axis [degrees]
-11.2
St [mJy]Total clean flux density [mJy]
327
Sp [mJy/beam]Peak flux density [mJy/beam]
165
σ [mJy/beam]Off-source r.m.s. noise in the residual image [mJy/beam]
1
ξrQuality factor of the residual
noise in the image
1.14

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]
1 179 ± 23 170 ± 16 16 ± 2 0 0 25.498 ± 4.702 2.50 8.79
2 54 ± 14 27 ± 6 81 ± 19 388 ± 10 20.4 ± 1.4 0.313 ± 0.135 N/A N/A
3 63 ± 16 30 ± 7 105 ± 24 1067 ± 12 -18.5 ± 0.6 0.215 ± 0.087 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