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: 186.1009767152592°
Declination: 40.2529087148698°
No. sessions: 4
No. delays: 206
Defining: No
RMS(α cos δ) = 0.5755 mas
RMS(δ) = 0.5822 mas

Observed in only 4 session(s)


Quarterly time series for 1221+405

Data - Demeaned data

Right ascension: 186.1009766471776°
Declination: 40.2529087535758°
No. sessions: 4
No. delays: 206
Defining: No
RMS(α cos δ) = 0.7040 mas
RMS(δ) = 0.6855 mas

Observed in only 4 session(s)