Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1540-077 (2026b, independent mode)

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

Right ascension: 235.7570287382869°
Declination: -7.9518443892742°
No. sessions: 10
No. delays: 416
Defining: No
RMS(α cos δ) = 2.7799 mas
RMS(δ) = 3.5616 mas
Variability ellipse semimajor axis = 4.2682 mas
Variability ellipse semiminor axis = 1.4818 mas
Variability ellipse position angle = 35.9 deg
Equivalent α-δ correlation = 0.77

Observed in only 10 session(s)

Quarterly time series for 1540-077 (2026b, 4 global solutions)

Data

Right ascension: 235.7570287257097°
Declination: -7.9518444471544°
No. sessions: 11
No. delays: 437
Defining: No
RMS(α cos δ) = 2.5694 mas
RMS(δ) = 3.0775 mas
Variability ellipse semimajor axis = 3.8626 mas
Variability ellipse semiminor axis = 1.0738 mas
Variability ellipse position angle = 38.9 deg
Equivalent α-δ correlation = 0.85

Observed in only 11 session(s)