Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0738+491 (2026b, independent mode)

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

Right ascension: 115.5113994772251°
Declination: 49.0044284162169°
No. sessions: 407
No. delays: 36047
Defining: Yes
RMS(α cos δ) = 6326.8505 mas
RMS(δ) = 12854.2539 mas
Variability ellipse semimajor axis = 14819.5988 mas
Variability ellipse semiminor axis = 3789.4098 mas
Variability ellipse position angle = -28.8 deg
Equivalent α-δ correlation = -1.22

Quarterly time series for 0738+491 (2026b, 4 global solutions)

Data

Right ascension: 115.5114539344149°
Declination: 49.0043358188022°
No. sessions: 399
No. delays: 36502
Defining: Yes
RMS(α cos δ) = 0.1186 mas
RMS(δ) = 0.1435 mas
Variability ellipse semimajor axis = 0.1440 mas
Variability ellipse semiminor axis = 0.1180 mas
Variability ellipse position angle = 8.1 deg
Equivalent α-δ correlation = 0.06