Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1821+107 (2025c, independent mode)

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

Right ascension: 276.0120080089546°
Declination: 10.7396212676950°
No. sessions: 136
No. delays: 4518
Defining: No
RMS(α cos δ) = 129130.6287 mas
RMS(δ) = 226810.3939 mas

Quarterly time series for 1821+107 (2025c, 4 global solutions)

Data

Right ascension: 276.0118968822084°
Declination: 10.7399372164635°
No. sessions: 101
No. delays: 2623
Defining: No
RMS(α cos δ) = 0.2553 mas
RMS(δ) = 0.4499 mas