Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1818+551 (2025b, independent mode)

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

Right ascension: 274.7920234098605°
Declination: 55.1857091790010°
No. sessions: 5
No. delays: 439
Defining: No
RMS(α cos δ) = 0.7031 mas
RMS(δ) = 0.3602 mas

Observed in only 5 session(s)

Quarterly time series for 1818+551 (2025b, 4 global solutions)

Data

Right ascension: 274.7920232954445°
Declination: 55.1857092095574°
No. sessions: 5
No. delays: 439
Defining: No
RMS(α cos δ) = 0.0808 mas
RMS(δ) = 0.1697 mas

Observed in only 5 session(s)