Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1904+013 (2026b, independent mode)

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

Right ascension: 286.7999839220737°
Declination: 1.4524891943546°
No. sessions: 9
No. delays: 348
Defining: No
RMS(α cos δ) = 0.6802 mas
RMS(δ) = 1.3872 mas
Variability ellipse semimajor axis = 1.4753 mas
Variability ellipse semiminor axis = 0.4589 mas
Variability ellipse position angle = 20.9 deg
Equivalent α-δ correlation = 0.70

Observed in only 9 session(s)

Quarterly time series for 1904+013 (2026b, 4 global solutions)

Data

Right ascension: 286.7999839912059°
Declination: 1.4524893225515°
No. sessions: 9
No. delays: 348
Defining: No
RMS(α cos δ) = 0.6411 mas
RMS(δ) = 1.0629 mas
Variability ellipse semimajor axis = 1.1546 mas
Variability ellipse semiminor axis = 0.4557 mas
Variability ellipse position angle = 25.1 deg
Equivalent α-δ correlation = 0.64

Observed in only 9 session(s)