Paris Observatory Geodetic VLBI Center

 

Radio source coordinate time series for 1221+809

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

Right ascension: 185.9187234989258°
Declination: 80.6678723809256°
No. sessions: 118
No. delays: 8519
Defining: Yes
RMS(α cos δ) = 2.4484 mas
RMS(δ) = 1.5311 mas