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: 270.3846705952742°
Declination: 44.0727417267511°
No. sessions: 161
No. delays: 10851
Defining: No
RMS(α cos δ) = 522.0088 mas
RMS(δ) = 230.0265 mas

Quarterly time series for 1800+440

Data - Demeaned data

Right ascension: 270.3846451096197°
Declination: 44.0727499458161°
No. sessions: 147
No. delays: 10264
Defining: No
RMS(α cos δ) = 0.2645 mas
RMS(δ) = 0.3185 mas