Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1954-388 (2026b, independent mode)

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

Right ascension: 299.4992496946573°
Declination: -38.7517646623544°
No. sessions: 2162
No. delays: 67705
Defining: Yes
RMS(α cos δ) = 303.3670 mas
RMS(δ) = 241.4742 mas
Variability ellipse semimajor axis = 366.0440 mas
Variability ellipse semiminor axis = 127.8795 mas
Variability ellipse position angle = -53.3 deg
Equivalent α-δ correlation = -0.77

Quarterly time series for 1954-388 (2026b, 4 global solutions)

Data

Right ascension: 299.4992469838154°
Declination: -38.7517655351113°
No. sessions: 2039
No. delays: 67234
Defining: Yes
RMS(α cos δ) = 0.2793 mas
RMS(δ) = 0.3769 mas
Variability ellipse semimajor axis = 0.3851 mas
Variability ellipse semiminor axis = 0.2678 mas
Variability ellipse position angle = -16.6 deg
Equivalent α-δ correlation = -0.20