Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1634-330 (2026b, independent mode)

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

Right ascension: 249.4022333613316°
Declination: -33.1513446496457°
No. sessions: 8
No. delays: 271
Defining: No
RMS(α cos δ) = 1.0493 mas
RMS(δ) = 3.3001 mas
Variability ellipse semimajor axis = 3.4083 mas
Variability ellipse semiminor axis = 0.6125 mas
Variability ellipse position angle = -14.7 deg
Equivalent α-δ correlation = -0.80

Observed in only 8 session(s)

Quarterly time series for 1634-330 (2026b, 4 global solutions)

Data

Right ascension: 249.4022332868314°
Declination: -33.1513447061116°
No. sessions: 8
No. delays: 271
Defining: No
RMS(α cos δ) = 0.6180 mas
RMS(δ) = 2.1078 mas
Variability ellipse semimajor axis = 2.1410 mas
Variability ellipse semiminor axis = 0.4907 mas
Variability ellipse position angle = -10.3 deg
Equivalent α-δ correlation = -0.59

Observed in only 8 session(s)