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: 270.3846931004715°
Declination: 44.0727348916694°
No. sessions: 138
No. delays: 9388
Defining: No
RMS(α cos δ) = 711.0864 mas
RMS(δ) = 308.5180 mas

Quarterly time series for 1800+440

Data - Demeaned data

Right ascension: 270.3846450662348°
Declination: 44.0727500863881°
No. sessions: 126
No. delays: 8867
Defining: No
RMS(α cos δ) = 0.1673 mas
RMS(δ) = 0.2012 mas