Paris Observatory Geodetic VLBI Center

 

Radio source coordinate time series for 1640-231 (independent mode)

Data - Demeaned data - BVID - NED - MOJAVE - SIMBAD - PanSTARRS-1

Right ascension: 250.8891270605945°
Declination: -23.2688498347258°
No. sessions: 6
No. delays: 360
Defining: No
RMS(α cos δ) = 0.5997 mas
RMS(δ) = 1.1192 mas

Observed in only 6 session(s)


Quarterly time series for 1640-231

Data - Demeaned data

Right ascension: 250.8891270380089°
Declination: -23.2688498128848°
No. sessions: 2
No. delays: 86
Defining: No
RMS(α cos δ) = 0.6224 mas
RMS(δ) = 1.8356 mas

Observed in only 2 session(s)