Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1823+568 (2026b, independent mode)

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

Right ascension: 276.0294914485473°
Declination: 56.8504451464364°
No. sessions: 360
No. delays: 20543
Defining: No
RMS(α cos δ) = 2149.3950 mas
RMS(δ) = 1981.5688 mas
Variability ellipse semimajor axis = 3041.7577 mas
Variability ellipse semiminor axis = 840.1049 mas
Variability ellipse position angle = 46.9 deg
Equivalent α-δ correlation = 1.17

Quarterly time series for 1823+568 (2026b, 4 global solutions)

Data

Right ascension: 276.0294515870639°
Declination: 56.8504141266630°
No. sessions: 342
No. delays: 20377
Defining: No
RMS(α cos δ) = 0.1547 mas
RMS(δ) = 0.1965 mas
Variability ellipse semimajor axis = 0.1968 mas
Variability ellipse semiminor axis = 0.1544 mas
Variability ellipse position angle = -4.5 deg
Equivalent α-δ correlation = -0.04