Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1633-131 (2026b, independent mode)

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

Right ascension: 249.0660868908447°
Declination: -13.2590811521995°
No. sessions: 7
No. delays: 350
Defining: No
RMS(α cos δ) = 1.5033 mas
RMS(δ) = 4.2318 mas
Variability ellipse semimajor axis = 4.4667 mas
Variability ellipse semiminor axis = 0.4661 mas
Variability ellipse position angle = -18.7 deg
Equivalent α-δ correlation = -0.94

Observed in only 7 session(s)

Quarterly time series for 1633-131 (2026b, 4 global solutions)

Data

Right ascension: 249.0660871978314°
Declination: -13.2590818928467°
No. sessions: 7
No. delays: 350
Defining: No
RMS(α cos δ) = 0.3201 mas
RMS(δ) = 0.5974 mas
Variability ellipse semimajor axis = 0.6103 mas
Variability ellipse semiminor axis = 0.2947 mas
Variability ellipse position angle = 13.5 deg
Equivalent α-δ correlation = 0.34

Observed in only 7 session(s)