Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0637-128 (2026b, independent mode)

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

Right ascension: 100.0299267804290°
Declination: -12.8876133375505°
No. sessions: 8
No. delays: 280
Defining: No
RMS(α cos δ) = 2.0702 mas
RMS(δ) = 8.7534 mas
Variability ellipse semimajor axis = 8.8908 mas
Variability ellipse semiminor axis = 1.3645 mas
Variability ellipse position angle = 10.2 deg
Equivalent α-δ correlation = 0.74

Observed in only 8 session(s)

Quarterly time series for 0637-128 (2026b, 4 global solutions)

Data

Right ascension: 100.0299268468244°
Declination: -12.8876134336500°
No. sessions: 8
No. delays: 280
Defining: No
RMS(α cos δ) = 1.0310 mas
RMS(δ) = 1.8192 mas
Variability ellipse semimajor axis = 1.9826 mas
Variability ellipse semiminor axis = 0.6647 mas
Variability ellipse position angle = -24.9 deg
Equivalent α-δ correlation = -0.71

Observed in only 8 session(s)