Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1028+091 (2026b, independent mode)

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

Right ascension: 157.6599248913790°
Declination: 8.8902582954643°
No. sessions: 5
No. delays: 344
Defining: No
RMS(α cos δ) = 0.2474 mas
RMS(δ) = 0.4390 mas
Variability ellipse semimajor axis = 0.4771 mas
Variability ellipse semiminor axis = 0.1621 mas
Variability ellipse position angle = -24.6 deg
Equivalent α-δ correlation = -0.70

Observed in only 5 session(s)

Quarterly time series for 1028+091 (2026b, 4 global solutions)

Data

Right ascension: 157.6599249102512°
Declination: 8.8902583050867°
No. sessions: 5
No. delays: 344
Defining: No
RMS(α cos δ) = 0.2075 mas
RMS(δ) = 0.5151 mas
Variability ellipse semimajor axis = 0.5316 mas
Variability ellipse semiminor axis = 0.1607 mas
Variability ellipse position angle = -15.0 deg
Equivalent α-δ correlation = -0.60

Observed in only 5 session(s)