Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1223-188 (2026b, independent mode)

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

Right ascension: 186.6469873645155°
Declination: -19.0773704319538°
No. sessions: 7
No. delays: 329
Defining: No
RMS(α cos δ) = 0.2176 mas
RMS(δ) = 1.0273 mas
Variability ellipse semimajor axis = 1.0305 mas
Variability ellipse semiminor axis = 0.2019 mas
Variability ellipse position angle = 4.6 deg
Equivalent α-δ correlation = 0.37

Observed in only 7 session(s)

Quarterly time series for 1223-188 (2026b, 4 global solutions)

Data

Right ascension: 186.6469873762117°
Declination: -19.0773704368066°
No. sessions: 7
No. delays: 329
Defining: No
RMS(α cos δ) = 0.2763 mas
RMS(δ) = 0.6306 mas
Variability ellipse semimajor axis = 0.6658 mas
Variability ellipse semiminor axis = 0.1751 mas
Variability ellipse position angle = -19.4 deg
Equivalent α-δ correlation = -0.74

Observed in only 7 session(s)