Paris Observatory Geodetic VLBI Center

 

Radio source coordinate time series for 1221+503 (independent mode)

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

Right ascension: 186.0413260975102°
Declination: 50.0320780932138°
No. sessions: 4
No. delays: 363
Defining: No
RMS(α cos δ) = 3.7815 mas
RMS(δ) = 0.5132 mas

Observed in only 4 session(s)


Quarterly time series for 1221+503

Data - Demeaned data

Right ascension: 186.0413273187066°
Declination: 50.0320785233952°
No. sessions: 3
No. delays: 255
Defining: No
RMS(α cos δ) = 0.3612 mas
RMS(δ) = 0.2137 mas

Observed in only 3 session(s)