Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2121-199 (2026a, independent mode)

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

Right ascension: 321.1860008607711°
Declination: -19.6953816950860°
No. sessions: 7
No. delays: 369
Defining: No
RMS(α cos δ) = 0.7191 mas
RMS(δ) = 0.7489 mas
Variability ellipse semimajor axis = 0.8487 mas
Variability ellipse semiminor axis = 0.5982 mas
Variability ellipse position angle = 41.5 deg
Equivalent α-δ correlation = 0.33

Observed in only 7 session(s)

Quarterly time series for 2121-199 (2026a, 4 global solutions)

Data

Right ascension: 321.1860008281915°
Declination: -19.6953817032805°
No. sessions: 7
No. delays: 369
Defining: No
RMS(α cos δ) = 0.1182 mas
RMS(δ) = 0.2292 mas
Variability ellipse semimajor axis = 0.2578 mas
Variability ellipse semiminor axis = 0.0075 mas
Variability ellipse position angle = -27.2 deg
Equivalent α-δ correlation = -1.00

Observed in only 7 session(s)