Paris Observatory Geodetic VLBI Center

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

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

Right ascension: 85.6505746091947°
Declination: 49.8520094360095°
No. sessions: 29
No. delays: 1863
Defining: No
RMS(α cos δ) = 1.0502 mas
RMS(δ) = 2.8145 mas
Variability ellipse semimajor axis = 2.8476 mas
Variability ellipse semiminor axis = 0.9567 mas
Variability ellipse position angle = 9.2 deg
Equivalent α-δ correlation = 0.39

Observed in only 29 session(s)

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

Data

Right ascension: 85.6505745465726°
Declination: 49.8520093731107°
No. sessions: 28
No. delays: 1860
Defining: No
RMS(α cos δ) = 0.4451 mas
RMS(δ) = 0.5968 mas
Variability ellipse semimajor axis = 0.6885 mas
Variability ellipse semiminor axis = 0.2835 mas
Variability ellipse position angle = -33.1 deg
Equivalent α-δ correlation = -0.68

Observed in only 28 session(s)