J1635+3808

General information

Source (J2000)IAU Source name (J2000)
J1635+3808
Source (B1950)IAU Source name (B1950)
1633+382
Common nameCommon name
4C 38.41
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 16 35 15.492900, δ = +38 08 04.500000
RedshiftRedshift
z = 1.813
Source typeOptical class
Quasar
Optical V magnitudeOptical V magnitude
mV = 17.7

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]
2.65
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
1.036 ± 0.099
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
32
SL [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.814 ± 0.014
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
2305
Ba [μas]Major axis of the restoring beam [μas]
226
Bb [μas]Minor axis of the restoring beam [μas]
37
BPA [degrees]Position angle of the major axis [degrees]
13
St [mJy]Total clean flux density [mJy]
1676
Sp [mJy/beam]Peak flux density [mJy/beam]
1133
σ [mJy/beam]Off-source r.m.s. noise in the residual image [mJy/beam]
24
ξrQuality factor of the residual
noise in the image
1.15

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 1562 ± 290 1000 ± 156 38 ± 6 0 0 51.152 ± 14.756 8.16 44.60

Downloads

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