Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0639+098 (2026b, independent mode)

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

Right ascension: 100.4383273273587°
Declination: 9.7845391973606°
No. sessions: 17
No. delays: 185
Defining: No
RMS(α cos δ) = 45.8405 mas
RMS(δ) = 34.3474 mas
Variability ellipse semimajor axis = 56.4169 mas
Variability ellipse semiminor axis = 9.9112 mas
Variability ellipse position angle = 53.6 deg
Equivalent α-δ correlation = 0.93

Observed in only 17 session(s)

Quarterly time series for 0639+098 (2026b, 4 global solutions)

Data

Right ascension: 100.4383245162257°
Declination: 9.7845366192237°
No. sessions: 16
No. delays: 182
Defining: No
RMS(α cos δ) = 3.9992 mas
RMS(δ) = 5.9605 mas
Variability ellipse semimajor axis = 6.3186 mas
Variability ellipse semiminor axis = 3.4054 mas
Variability ellipse position angle = 23.2 deg
Equivalent α-δ correlation = 0.43

Observed in only 16 session(s)