Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1738+499 (2026b, independent mode)

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

Right ascension: 264.8586790773088°
Declination: 49.9192386109473°
No. sessions: 143
No. delays: 6080
Defining: No
RMS(α cos δ) = 167888.2319 mas
RMS(δ) = 70651.4320 mas
Variability ellipse semimajor axis = 183322.1649 mas
Variability ellipse semiminor axis = 20710.6952 mas
Variability ellipse position angle = -66.4 deg
Equivalent α-δ correlation = -1.05

Quarterly time series for 1738+499 (2026b, 4 global solutions)

Data

Right ascension: 264.8641271135520°
Declination: 49.9176023311967°
No. sessions: 137
No. delays: 5928
Defining: No
RMS(α cos δ) = 0.2041 mas
RMS(δ) = 0.2478 mas
Variability ellipse semimajor axis = 0.2558 mas
Variability ellipse semiminor axis = 0.1940 mas
Variability ellipse position angle = 22.3 deg
Equivalent α-δ correlation = 0.19