Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1427+634 (2026b, independent mode)

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

Right ascension: 217.2721122202005°
Declination: 63.2679594398976°
No. sessions: 6
No. delays: 622
Defining: No
RMS(α cos δ) = 0.4607 mas
RMS(δ) = 0.2724 mas
Variability ellipse semimajor axis = 0.4740 mas
Variability ellipse semiminor axis = 0.2487 mas
Variability ellipse position angle = -74.0 deg
Equivalent α-δ correlation = -0.34

Observed in only 6 session(s)

Quarterly time series for 1427+634 (2026b, 4 global solutions)

Data

Right ascension: 217.2721124418635°
Declination: 63.2679594167647°
No. sessions: 6
No. delays: 622
Defining: No
RMS(α cos δ) = 0.2637 mas
RMS(δ) = 0.1907 mas
Variability ellipse semimajor axis = 0.3161 mas
Variability ellipse semiminor axis = 0.0771 mas
Variability ellipse position angle = 55.3 deg
Equivalent α-δ correlation = 0.87

Observed in only 6 session(s)