Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1221+405 (independent mode)

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

Right ascension: 186.1009762983900°
Declination: 40.2529087977614°
No. sessions: 4
No. delays: 206
Defining: No
RMS(α cos δ) = 1.7686 mas
RMS(δ) = 0.9129 mas

Observed in only 4 session(s)