Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1544-638 (2026b, independent mode)

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

Right ascension: 237.1266475571531°
Declination: -64.0263342383573°
No. sessions: 7
No. delays: 113
Defining: No
RMS(α cos δ) = 8.1664 mas
RMS(δ) = 6.3504 mas
Variability ellipse semimajor axis = 10.0365 mas
Variability ellipse semiminor axis = 2.5074 mas
Variability ellipse position angle = 53.1 deg
Equivalent α-δ correlation = 0.87

Observed in only 7 session(s)

Quarterly time series for 1544-638 (2026b, 4 global solutions)

Data

Right ascension: 237.1266508652756°
Declination: -64.0263335220792°
No. sessions: 7
No. delays: 113
Defining: No
RMS(α cos δ) = 0.4821 mas
RMS(δ) = 0.7350 mas
Variability ellipse semimajor axis = 0.8207 mas
Variability ellipse semiminor axis = 0.3149 mas
Variability ellipse position angle = 28.7 deg
Equivalent α-δ correlation = 0.68

Observed in only 7 session(s)