Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0538+498 (2026b, independent mode)

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

Right ascension: 85.6505746096488°
Declination: 49.8520094357357°
No. sessions: 29
No. delays: 1863
Defining: No
RMS(α cos δ) = 0.8673 mas
RMS(δ) = 2.7505 mas
Variability ellipse semimajor axis = 2.7963 mas
Variability ellipse semiminor axis = 0.7058 mas
Variability ellipse position angle = 10.7 deg
Equivalent α-δ correlation = 0.56

Observed in only 29 session(s)

Quarterly time series for 0538+498 (2026b, 4 global solutions)

Data

Right ascension: 85.6505745409084°
Declination: 49.8520093647338°
No. sessions: 28
No. delays: 1860
Defining: No
RMS(α cos δ) = 0.5393 mas
RMS(δ) = 0.5804 mas
Variability ellipse semimajor axis = 0.7163 mas
Variability ellipse semiminor axis = 0.3387 mas
Variability ellipse position angle = -41.6 deg
Equivalent α-δ correlation = -0.63

Observed in only 28 session(s)