Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1830-589 (2026b, independent mode)

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

Right ascension: 278.6144685857647°
Declination: -58.9434091013769°
No. sessions: 11
No. delays: 78
Defining: No
RMS(α cos δ) = 1.2847 mas
RMS(δ) = 1.5549 mas
Variability ellipse semimajor axis = 1.5550 mas
Variability ellipse semiminor axis = 1.2846 mas
Variability ellipse position angle = 0.9 deg
Equivalent α-δ correlation = 0.01

Observed in only 11 session(s)

Quarterly time series for 1830-589 (2026b, 4 global solutions)

Data

Right ascension: 278.6144683876622°
Declination: -58.9434093148477°
No. sessions: 7
No. delays: 63
Defining: No
RMS(α cos δ) = 0.9029 mas
RMS(δ) = 0.6920 mas
Variability ellipse semimajor axis = 0.9728 mas
Variability ellipse semiminor axis = 0.5898 mas
Variability ellipse position angle = -62.0 deg
Equivalent α-δ correlation = -0.40

Observed in only 7 session(s)