Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1858+269 (2026b, independent mode)

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

Right ascension: 285.2021412975648°
Declination: 27.0326586784206°
No. sessions: 5
No. delays: 457
Defining: No
RMS(α cos δ) = 0.5276 mas
RMS(δ) = 0.2485 mas
Variability ellipse semimajor axis = 0.5526 mas
Variability ellipse semiminor axis = 0.1865 mas
Variability ellipse position angle = 71.5 deg
Equivalent α-δ correlation = 0.62

Observed in only 5 session(s)

Quarterly time series for 1858+269 (2026b, 4 global solutions)

Data

Right ascension: 285.2021413428859°
Declination: 27.0326587258345°
No. sessions: 5
No. delays: 457
Defining: No
RMS(α cos δ) = 0.1266 mas
RMS(δ) = 0.1344 mas
Variability ellipse semimajor axis = 0.1682 mas
Variability ellipse semiminor axis = 0.0760 mas
Variability ellipse position angle = -42.3 deg
Equivalent α-δ correlation = -0.66

Observed in only 5 session(s)