<Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1800+440 (2026a, independent mode)

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

Right ascension: 270.3846858904408°
Declination: 44.0727398406861°
No. sessions: 176
No. delays: 11316
Defining: No
RMS(α cos δ) = 650.2398 mas
RMS(δ) = 234.4625 mas

Quarterly time series for 1800+440 (2026a, 4 global solutions)

Data

Right ascension: 270.3846451097440°
Declination: 44.0727500634433°
No. sessions: 166
No. delays: 11368
Defining: No
RMS(α cos δ) = 0.1713 mas
RMS(δ) = 0.2354 mas