J1018+3542

General information

Source (J2000)IAU Source name (J2000)
J1018+3542
Source (B1950)IAU Source name (B1950)
1015+359
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 10 18 10.988093, δ = +35 42 39.440940
RedshiftRedshift
z = 1.228
Source typeOptical class
Quasar
Optical V magnitudeOptical V magnitude
mV = 18.6

Images and parameters

Observation epoch2011-10-01
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]
0.5
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.351 ± 0.03
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
30
SL [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.387 ± 0.024
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
2980
Ba [μas]Major axis of the restoring beam [μas]
163
Bb [μas]Minor axis of the restoring beam [μas]
37
BPA [degrees]Position angle of the major axis [degrees]
-4.1
St [mJy]Total clean flux density [mJy]
434
Sp [mJy/beam]Peak flux density [mJy/beam]
378
σ [mJy/beam]Off-source r.m.s. noise in the residual image [mJy/beam]
8
ξrQuality factor of the residual
noise in the image
0.98

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]
1 393 ± 81 380 ± 56 <12 0 0 >93.102 10.00 26.10
2 55 ± 32 47 ± 21 <32 535 ± 7 164.1 ± 0.8 >1.927 N/A N/A

Downloads

Epoch Image UV plot RAD plot FITS file of Image
2011-10-01 eps, jpg eps, jpg eps, jpg fits