Paris Observatory Geodetic VLBI Center

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

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

Right ascension: 89.8058085381856°
Declination: 58.0676240280724°
No. sessions: 5
No. delays: 407
Defining: No
RMS(α cos δ) = 0.5294 mas
RMS(δ) = 0.2341 mas
Variability ellipse semimajor axis = 0.5299 mas
Variability ellipse semiminor axis = 0.2332 mas
Variability ellipse position angle = -87.4 deg
Equivalent α-δ correlation = -0.08

Observed in only 5 session(s)

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

Data

Right ascension: 89.8058083998759°
Declination: 58.0676239749073°
No. sessions: 6
No. delays: 479
Defining: No
RMS(α cos δ) = 0.2546 mas
RMS(δ) = 0.2005 mas
Variability ellipse semimajor axis = 0.2893 mas
Variability ellipse semiminor axis = 0.1462 mas
Variability ellipse position angle = -56.6 deg
Equivalent α-δ correlation = -0.56

Observed in only 6 session(s)