Paris Observatory Geodetic VLBI Center

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

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

Right ascension: 264.8641271077726°
Declination: 49.9176023376324°
No. sessions: 134
No. delays: 5923
Defining: No
RMS(α cos δ) = 0.4302 mas
RMS(δ) = 1.0839 mas
Variability ellipse semimajor axis = 1.0839 mas
Variability ellipse semiminor axis = 0.4302 mas
Variability ellipse position angle = 0.3 deg
Equivalent α-δ correlation = 0.01

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

Data

Right ascension: 264.8641271183701°
Declination: 49.9176023363155°
No. sessions: 128
No. delays: 5594
Defining: No
RMS(α cos δ) = 0.2028 mas
RMS(δ) = 0.2727 mas
Variability ellipse semimajor axis = 0.2784 mas
Variability ellipse semiminor axis = 0.1948 mas
Variability ellipse position angle = 16.4 deg
Equivalent α-δ correlation = 0.19