Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1629+439 (2026b, independent mode)

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

Right ascension: 247.8043191837363°
Declination: 43.8114875368207°
No. sessions: 3
No. delays: 271
Defining: No
RMS(α cos δ) = 0.4489 mas
RMS(δ) = 0.1405 mas
Variability ellipse semimajor axis = 0.4551 mas
Variability ellipse semiminor axis = 0.1185 mas
Variability ellipse position angle = -80.1 deg
Equivalent α-δ correlation = -0.52

Observed in only 3 session(s)

Quarterly time series for 1629+439 (2026b, 4 global solutions)

Data

Right ascension: 247.8043189595996°
Declination: 43.8114874797459°
No. sessions: 3
No. delays: 271
Defining: No
RMS(α cos δ) = 0.1022 mas
RMS(δ) = 0.1388 mas
Variability ellipse semimajor axis = 0.1668 mas
Variability ellipse semiminor axis = 0.0436 mas
Variability ellipse position angle = 35.0 deg
Equivalent α-δ correlation = 0.86

Observed in only 3 session(s)