Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1230-183 (2026b, independent mode)

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

Right ascension: 188.1793102755087°
Declination: -18.6016272630709°
No. sessions: 6
No. delays: 251
Defining: No
RMS(α cos δ) = 0.4908 mas
RMS(δ) = 1.4652 mas
Variability ellipse semimajor axis = 1.4653 mas
Variability ellipse semiminor axis = 0.4908 mas
Variability ellipse position angle = -0.3 deg
Equivalent α-δ correlation = -0.01

Observed in only 6 session(s)

Quarterly time series for 1230-183 (2026b, 4 global solutions)

Data

Right ascension: 188.1793101260489°
Declination: -18.6016272264465°
No. sessions: 6
No. delays: 251
Defining: No
RMS(α cos δ) = 0.4748 mas
RMS(δ) = 0.9479 mas
Variability ellipse semimajor axis = 0.9514 mas
Variability ellipse semiminor axis = 0.4679 mas
Variability ellipse position angle = -5.6 deg
Equivalent α-δ correlation = -0.15

Observed in only 6 session(s)