Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1800+440 (independent mode)

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

Right ascension: 270.3846576458548°
Declination: 44.0727461271513°
No. sessions: 143
No. delays: 9853
Defining: No
RMS(α cos δ) = 195.4641 mas
RMS(δ) = 84.6079 mas

Quarterly time series for 1800+440

Data - Demeaned data

Right ascension: 270.3846450701824°
Declination: 44.0727500617471°
No. sessions: 136
No. delays: 9349
Defining: No
RMS(α cos δ) = 0.1604 mas
RMS(δ) = 0.2330 mas