Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1821+114 (2026b, independent mode)

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

Right ascension: 276.0164498414031°
Declination: 11.4604731801800°
No. sessions: 5
No. delays: 413
Defining: No
RMS(α cos δ) = 0.5031 mas
RMS(δ) = 1.1048 mas
Variability ellipse semimajor axis = 1.1678 mas
Variability ellipse semiminor axis = 0.3314 mas
Variability ellipse position angle = 19.7 deg
Equivalent α-δ correlation = 0.72

Observed in only 5 session(s)

Quarterly time series for 1821+114 (2026b, 4 global solutions)

Data

Right ascension: 276.0164498255356°
Declination: 11.4604730553465°
No. sessions: 5
No. delays: 413
Defining: No
RMS(α cos δ) = 0.1528 mas
RMS(δ) = 0.4401 mas
Variability ellipse semimajor axis = 0.4411 mas
Variability ellipse semiminor axis = 0.1498 mas
Variability ellipse position angle = -4.1 deg
Equivalent α-δ correlation = -0.18

Observed in only 5 session(s)