Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0558+584 (2026b, independent mode)

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

Right ascension: 90.6226208663125°
Declination: 58.4876736413553°
No. sessions: 3
No. delays: 247
Defining: No
RMS(α cos δ) = 10.6722 mas
RMS(δ) = 4.1267 mas
Variability ellipse semimajor axis = 11.4239 mas
Variability ellipse semiminor axis = 0.6472 mas
Variability ellipse position angle = 69.0 deg
Equivalent α-δ correlation = 0.99

Observed in only 3 session(s)

Quarterly time series for 0558+584 (2026b, 4 global solutions)

Data

Right ascension: 90.6226227099568°
Declination: 58.4876741868930°
No. sessions: 3
No. delays: 247
Defining: No
RMS(α cos δ) = 0.0659 mas
RMS(δ) = 0.0394 mas
Variability ellipse semimajor axis = 0.0678 mas
Variability ellipse semiminor axis = 0.0360 mas
Variability ellipse position angle = -73.6 deg
Equivalent α-δ correlation = -0.34

Observed in only 3 session(s)