J0057+3021

General information

Source (J2000)IAU Source name (J2000)
J0057+3021
Source (B1950)IAU Source name (B1950)
0055+300
J2000 coordinatesRight ascension α and declination δ in J2000 epoch
α = 00 57 48.883342, δ = +30 21 08.811940
RedshiftRedshift
z = 0.0165
Source typeOptical class
Galaxy
Optical V magnitudeOptical V magnitude
mV = 12.2

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]
0.48
SS [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.361 ± 0.023
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
58
SL [Jy]Correlated flux density [Jy] measured on projected baseline length listed in the next column
0.233 ± 0.017
BS [Mλ]Projected baseline length [Mλ] for the measured flux density listed in the previous column
3060
Ba [μas]Major axis of the restoring beam [μas]
308
Bb [μas]Minor axis of the restoring beam [μas]
37
BPA [degrees]Position angle of the major axis [degrees]
-14.5
St [mJy]Total clean flux density [mJy]
306
Sp [mJy/beam]Peak flux density [mJy/beam]
226
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
1.07

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]
1 298 ± 72 208 ± 41 33 ± 7 0 0 4.596 ± 1.694 9.32 23.10

Downloads

Epoch Image UV plot RAD plot FITS file of Image
2010-10-01 eps, jpg eps, jpg eps, jpg fits