Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1918-634 (2026b, independent mode)

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

Right ascension: 290.8525253118172°
Declination: -63.3460466034715°
No. sessions: 3
No. delays: 47
Defining: No
RMS(α cos δ) = 1.2325 mas
RMS(δ) = 3.2874 mas
Variability ellipse semimajor axis = 3.5198 mas
Variability ellipse semiminor axis = 0.2505 mas
Variability ellipse position angle = -20.8 deg
Equivalent α-δ correlation = -1.02

Observed in only 3 session(s)

Quarterly time series for 1918-634 (2026b, 4 global solutions)

Data

Right ascension: 290.8525251837794°
Declination: -63.3460461004358°
No. sessions: 3
No. delays: 47
Defining: No
RMS(α cos δ) = 0.1634 mas
RMS(δ) = 0.7298 mas
Variability ellipse semimajor axis = 0.7441 mas
Variability ellipse semiminor axis = 0.0745 mas
Variability ellipse position angle = -11.3 deg
Equivalent α-δ correlation = -0.89

Observed in only 3 session(s)