Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1331-195 (2026a, independent mode)

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

Right ascension: 203.4382320722877°
Declination: -19.8450953679062°
No. sessions: 6
No. delays: 344
Defining: No
RMS(α cos δ) = 0.1550 mas
RMS(δ) = 0.5245 mas
Variability ellipse semimajor axis = 0.5272 mas
Variability ellipse semiminor axis = 0.1456 mas
Variability ellipse position angle = 5.9 deg
Equivalent α-δ correlation = 0.33

Observed in only 6 session(s)

Quarterly time series for 1331-195 (2026a, 4 global solutions)

Data

Right ascension: 203.4382320331976°
Declination: -19.8450954275100°
No. sessions: 6
No. delays: 344
Defining: No
RMS(α cos δ) = 0.0716 mas
RMS(δ) = 0.2380 mas
Variability ellipse semimajor axis = 0.2435 mas
Variability ellipse semiminor axis = 0.0500 mas
Variability ellipse position angle = -12.4 deg
Equivalent α-δ correlation = -0.70

Observed in only 6 session(s)