Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2030-689 (2026b, independent mode)

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

Right ascension: 308.9535077267110°
Declination: -68.7760348716740°
No. sessions: 20
No. delays: 459
Defining: No
RMS(α cos δ) = 953.8349 mas
RMS(δ) = 1350.2427 mas
Variability ellipse semimajor axis = 1700.5547 mas
Variability ellipse semiminor axis = 398.6603 mas
Variability ellipse position angle = -36.2 deg
Equivalent α-δ correlation = -1.13

Observed in only 20 session(s)

Quarterly time series for 2030-689 (2026b, 4 global solutions)

Data

Right ascension: 308.9536520702480°
Declination: -68.7760668755602°
No. sessions: 19
No. delays: 456
Defining: No
RMS(α cos δ) = 0.2288 mas
RMS(δ) = 0.3193 mas
Variability ellipse semimajor axis = 0.3211 mas
Variability ellipse semiminor axis = 0.2263 mas
Variability ellipse position angle = 8.4 deg
Equivalent α-δ correlation = 0.10

Observed in only 19 session(s)