Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1439+137 (2026b, independent mode)

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

Right ascension: 220.5168414365466°
Declination: 13.4877920917736°
No. sessions: 6
No. delays: 204
Defining: No
RMS(α cos δ) = 1.3633 mas
RMS(δ) = 0.8215 mas
Variability ellipse semimajor axis = 1.3646 mas
Variability ellipse semiminor axis = 0.8194 mas
Variability ellipse position angle = 86.8 deg
Equivalent α-δ correlation = 0.06

Observed in only 6 session(s)

Quarterly time series for 1439+137 (2026b, 4 global solutions)

Data

Right ascension: 220.5168414468264°
Declination: 13.4877920254429°
No. sessions: 6
No. delays: 204
Defining: No
RMS(α cos δ) = 0.3055 mas
RMS(δ) = 0.7816 mas
Variability ellipse semimajor axis = 0.7844 mas
Variability ellipse semiminor axis = 0.2981 mas
Variability ellipse position angle = 5.2 deg
Equivalent α-δ correlation = 0.20

Observed in only 6 session(s)