J1927+6117

General information

Source (J2000)IAU Source name (J2000)
J1927+6117
Source (B1950)IAU Source name (B1950)
1926+611
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 19 27 30.442616, δ = +61 17 32.878810
RedshiftRedshift
z = 0.473
Source typeOptical class
BL Lac object
Optical V magnitudeOptical V magnitude
mV = 17.5

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]
0.7
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.298 ± 0.023
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
44
SL [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.155 ± 0.009
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
3064
Ba [μas]Major axis of the restoring beam [μas]
126
Bb [μas]Minor axis of the restoring beam [μas]
35
BPA [degrees]Position angle of the major axis [degrees]
-3.9
St [mJy]Total clean flux density [mJy]
450
Sp [mJy/beam]Peak flux density [mJy/beam]
199
σ [mJy/beam]Off-source r.m.s. noise in the residual image [mJy/beam]
7
ξrQuality factor of the residual
noise in the image
0.97

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]
1 449 ± 116 125 ± 31 74 ± 18 0 0 1.987 ± 0.866 2.70 3.76

Downloads

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