Source (J2000)IAU Source name (J2000) | J2203+3145 |
Source (B1950)IAU Source name (B1950) | 2201+315 |
Common nameCommon name | 4C 31.63 |
J2000 coordinatesRight ascension α and declination δ in J2000 epoch | α = 22 03 14.975700, δ = +31 45 38.269000 |
RedshiftRedshift | z = 0.295 |
Source typeOptical class | Quasar |
Optical V magnitudeOptical V magnitude | mV = 15.5 |
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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 | 406 ± 73 | 132 ± 23 | 66 ± 11 | 0 | 0 | 2.004 ± 0.608 | 2.42 | 3.50 |
2 | 140 ± 43 | 48 ± 14 | 66 ± 19 | 214 ± 10 | -144.1 ± 2.6 | 0.681 ± 0.351 | N/A | N/A |
3 | 95 ± 31 | 48 ± 14 | 50 ± 15 | 223 ± 7 | -12.3 ± 1.9 | 0.816 ± 0.432 | N/A | N/A |
Epoch | Image | UV plot | RAD plot | FITS file of Image |
2011-10-01 | eps, jpg | eps, jpg | eps, jpg | fits |