Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0554+580 (2026b, independent mode)

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

Right ascension: 89.8058084366695°
Declination: 58.0676240501412°
No. sessions: 6
No. delays: 479
Defining: No
RMS(α cos δ) = 0.5949 mas
RMS(δ) = 0.2205 mas
Variability ellipse semimajor axis = 0.6009 mas
Variability ellipse semiminor axis = 0.2038 mas
Variability ellipse position angle = -81.4 deg
Equivalent α-δ correlation = -0.36

Observed in only 6 session(s)

Quarterly time series for 0554+580 (2026b, 4 global solutions)

Data

Right ascension: 89.8058083873932°
Declination: 58.0676239690268°
No. sessions: 6
No. delays: 479
Defining: No
RMS(α cos δ) = 0.2520 mas
RMS(δ) = 0.1735 mas
Variability ellipse semimajor axis = 0.2700 mas
Variability ellipse semiminor axis = 0.1440 mas
Variability ellipse position angle = -64.9 deg
Equivalent α-δ correlation = -0.46

Observed in only 6 session(s)