Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0644-390 (2026a, independent mode)

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

Right ascension: 101.6288365213835°
Declination: -39.0608630663232°
No. sessions: 6
No. delays: 227
Defining: No
RMS(α cos δ) = 8.5758 mas
RMS(δ) = 8.1332 mas
Variability ellipse semimajor axis = 9.3215 mas
Variability ellipse semiminor axis = 7.2666 mas
Variability ellipse position angle = -51.2 deg
Equivalent α-δ correlation = -0.24

Observed in only 6 session(s)

Quarterly time series for 0644-390 (2026a, 4 global solutions)

Data

Right ascension: 101.6288355826889°
Declination: -39.0608628146348°
No. sessions: 7
No. delays: 265
Defining: No
RMS(α cos δ) = 0.2950 mas
RMS(δ) = 1.0014 mas
Variability ellipse semimajor axis = 1.0150 mas
Variability ellipse semiminor axis = 0.2440 mas
Variability ellipse position angle = -9.6 deg
Equivalent α-δ correlation = -0.55

Observed in only 7 session(s)