Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1528+240 (2026b, independent mode)

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

Right ascension: 232.6513404017080°
Declination: 23.8768655211110°
No. sessions: 8
No. delays: 423
Defining: No
RMS(α cos δ) = 0.4819 mas
RMS(δ) = 0.5676 mas
Variability ellipse semimajor axis = 0.6233 mas
Variability ellipse semiminor axis = 0.4073 mas
Variability ellipse position angle = -33.0 deg
Equivalent α-δ correlation = -0.37

Observed in only 8 session(s)

Quarterly time series for 1528+240 (2026b, 4 global solutions)

Data

Right ascension: 232.6513404678372°
Declination: 23.8768655410333°
No. sessions: 8
No. delays: 423
Defining: No
RMS(α cos δ) = 0.2660 mas
RMS(δ) = 0.7117 mas
Variability ellipse semimajor axis = 0.7144 mas
Variability ellipse semiminor axis = 0.2585 mas
Variability ellipse position angle = 5.3 deg
Equivalent α-δ correlation = 0.22

Observed in only 8 session(s)