Paris Observatory Geodetic VLBI Center

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

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

Right ascension: 223.6371353701964°
Declination: -40.2090322971338°
No. sessions: 137
No. delays: 2358
Defining: Yes
RMS(α cos δ) = 6.5951 mas
RMS(δ) = 22.5273 mas
Variability ellipse semimajor axis = 23.2859 mas
Variability ellipse semiminor axis = 2.9567 mas
Variability ellipse position angle = -14.7 deg
Equivalent α-δ correlation = -0.89

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

Data

Right ascension: 223.6371348167075°
Declination: -40.2090317415644°
No. sessions: 125
No. delays: 2265
Defining: Yes
RMS(α cos δ) = 1.0928 mas
RMS(δ) = 1.4859 mas
Variability ellipse semimajor axis = 1.6441 mas
Variability ellipse semiminor axis = 0.8362 mas
Variability ellipse position angle = -29.8 deg
Equivalent α-δ correlation = -0.53