Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1828-230 (2026b, independent mode)

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

Right ascension: 277.9052964280992°
Declination: -22.9911905741683°
No. sessions: 4
No. delays: 264
Defining: No
RMS(α cos δ) = 0.4481 mas
RMS(δ) = 0.5209 mas
Variability ellipse semimajor axis = 0.6392 mas
Variability ellipse semiminor axis = 0.2522 mas
Variability ellipse position angle = -39.1 deg
Equivalent α-δ correlation = -0.72

Observed in only 4 session(s)

Quarterly time series for 1828-230 (2026b, 4 global solutions)

Data

Right ascension: 277.9052963826169°
Declination: -22.9911904986516°
No. sessions: 4
No. delays: 264
Defining: No
RMS(α cos δ) = 0.0673 mas
RMS(δ) = 0.1357 mas
Variability ellipse semimajor axis = 0.1420 mas
Variability ellipse semiminor axis = 0.0527 mas
Variability ellipse position angle = 18.4 deg
Equivalent α-δ correlation = 0.57

Observed in only 4 session(s)