J2051+1743

General information

Source (J2000)IAU Source name (J2000)
J2051+1743
Source (B1950)IAU Source name (B1950)
2049+175
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 20 51 35.582921, δ = +17 43 36.900760
RedshiftRedshift
z = 0.195
Source typeOptical class
Galaxy
Optical V magnitudeOptical V magnitude
mV = 18

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]
0.55
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.328 ± 0.017
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
0.394 ± 0.035
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]
252
Bb [μas]Minor axis of the restoring beam [μas]
45
BPA [degrees]Position angle of the major axis [degrees]
-8.4
St [mJy]Total clean flux density [mJy]
525
Sp [mJy/beam]Peak flux density [mJy/beam]
362
σ [mJy/beam]Off-source r.m.s. noise in the residual image [mJy/beam]
4
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]
1 474 ± 64 357 ± 39 39 ± 4 0 0 6.112 ± 1.251 12.60 24.50
2 56 ± 24 37 ± 13 43 ± 15 330 ± 8 -95.0 ± 1.3 0.610 ± 0.399 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