Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1546-231 (2026b, independent mode)

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

Right ascension: 237.2508121505722°
Declination: -23.3346008327396°
No. sessions: 8
No. delays: 264
Defining: No
RMS(α cos δ) = 11.0845 mas
RMS(δ) = 29.7075 mas
Variability ellipse semimajor axis = 31.3597 mas
Variability ellipse semiminor axis = 4.6869 mas
Variability ellipse position angle = -18.9 deg
Equivalent α-δ correlation = -0.89

Observed in only 8 session(s)

Quarterly time series for 1546-231 (2026b, 4 global solutions)

Data

Right ascension: 237.2508111759701°
Declination: -23.3345986945891°
No. sessions: 8
No. delays: 264
Defining: No
RMS(α cos δ) = 0.5702 mas
RMS(δ) = 1.6443 mas
Variability ellipse semimajor axis = 1.6545 mas
Variability ellipse semiminor axis = 0.5397 mas
Variability ellipse position angle = 6.7 deg
Equivalent α-δ correlation = 0.30

Observed in only 8 session(s)