Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1803+784 (2025a, independent mode)

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

Right ascension: 270.1884574439651°
Declination: 78.4678272738373°
No. sessions: 3161
No. delays: 383762
Defining: No
RMS(α cos δ) = 4699.0986 mas
RMS(δ) = 503.9660 mas

Quarterly time series (2025a, 4 global solutions) for 1803+784

Data

Right ascension: 270.1903497392132°
Declination: 78.4677828909945°
No. sessions: 3120
No. delays: 369977
Defining: No
RMS(α cos δ) = 0.3827 mas
RMS(δ) = 0.1366 mas