Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1451-400 (2026b, independent mode)

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

Right ascension: 223.6371351582367°
Declination: -40.2090317908592°
No. sessions: 133
No. delays: 2284
Defining: Yes
RMS(α cos δ) = 9.9227 mas
RMS(δ) = 34.1041 mas
Variability ellipse semimajor axis = 35.4015 mas
Variability ellipse semiminor axis = 2.8775 mas
Variability ellipse position angle = -15.6 deg
Equivalent α-δ correlation = -0.95

Quarterly time series for 1451-400 (2026b, 4 global solutions)

Data

Right ascension: 223.6371348138873°
Declination: -40.2090317537247°
No. sessions: 122
No. delays: 2231
Defining: Yes
RMS(α cos δ) = 1.0720 mas
RMS(δ) = 1.4306 mas
Variability ellipse semimajor axis = 1.5945 mas
Variability ellipse semiminor axis = 0.8084 mas
Variability ellipse position angle = -30.8 deg
Equivalent α-δ correlation = -0.54