Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1908+230 (2026b, independent mode)

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

Right ascension: 287.6880297897623°
Declination: 23.0996145169390°
No. sessions: 5
No. delays: 341
Defining: No
RMS(α cos δ) = 1.5628 mas
RMS(δ) = 1.6908 mas
Variability ellipse semimajor axis = 2.1997 mas
Variability ellipse semiminor axis = 0.6799 mas
Variability ellipse position angle = -42.2 deg
Equivalent α-δ correlation = -0.82

Observed in only 5 session(s)

Quarterly time series for 1908+230 (2026b, 4 global solutions)

Data

Right ascension: 287.6880300519776°
Declination: 23.0996144574468°
No. sessions: 5
No. delays: 341
Defining: No
RMS(α cos δ) = 0.4359 mas
RMS(δ) = 0.5425 mas
Variability ellipse semimajor axis = 0.5525 mas
Variability ellipse semiminor axis = 0.4232 mas
Variability ellipse position angle = 17.1 deg
Equivalent α-δ correlation = 0.15

Observed in only 5 session(s)