Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1528+381 (2026a, independent mode)

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

Right ascension: 232.5677173028590°
Declination: 37.9753240579089°
No. sessions: 5
No. delays: 463
Defining: No
RMS(α cos δ) = 0.5440 mas
RMS(δ) = 0.6876 mas
Variability ellipse semimajor axis = 0.7916 mas
Variability ellipse semiminor axis = 0.3769 mas
Variability ellipse position angle = 34.2 deg
Equivalent α-δ correlation = 0.60

Observed in only 5 session(s)

Quarterly time series for 1528+381 (2026a, 4 global solutions)

Data

Right ascension: 232.5677173760979°
Declination: 37.9753240710665°
No. sessions: 5
No. delays: 463
Defining: No
RMS(α cos δ) = 0.2261 mas
RMS(δ) = 0.2911 mas
Variability ellipse semimajor axis = 0.2911 mas
Variability ellipse semiminor axis = 0.2261 mas
Variability ellipse position angle = 0.0 deg
Equivalent α-δ correlation = 0.00

Observed in only 5 session(s)