Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1820+397 (independent mode)

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

Right ascension: 275.4987525229083°
Declination: 39.7665711821536°
No. sessions: 5
No. delays: 280
Defining: No
RMS(α cos δ) = 0.6626 mas
RMS(δ) = 0.7417 mas

Observed in only 5 session(s)

Quarterly time series for 1820+397

Data - Demeaned data

Right ascension: 275.4987525495782°
Declination: 39.7665710820874°
No. sessions: 5
No. delays: 280
Defining: No
RMS(α cos δ) = 0.4443 mas
RMS(δ) = 0.6093 mas

Observed in only 5 session(s)