Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1937+381 (2026b, independent mode)

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

Right ascension: 294.8898619618350°
Declination: 38.2931635337480°
No. sessions: 5
No. delays: 413
Defining: No
RMS(α cos δ) = 0.2813 mas
RMS(δ) = 0.4077 mas
Variability ellipse semimajor axis = 0.4619 mas
Variability ellipse semiminor axis = 0.1788 mas
Variability ellipse position angle = -30.6 deg
Equivalent α-δ correlation = -0.69

Observed in only 5 session(s)

Quarterly time series for 1937+381 (2026b, 4 global solutions)

Data

Right ascension: 294.8898619792442°
Declination: 38.2931634536334°
No. sessions: 5
No. delays: 413
Defining: No
RMS(α cos δ) = 0.1031 mas
RMS(δ) = 0.1672 mas
Variability ellipse semimajor axis = 0.1905 mas
Variability ellipse semiminor axis = 0.0478 mas
Variability ellipse position angle = -29.6 deg
Equivalent α-δ correlation = -0.85

Observed in only 5 session(s)