Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2028+492 (2026b, independent mode)

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

Right ascension: 307.4161440087500°
Declination: 49.4394855266670°
No. sessions: 9
No. delays: 198
Defining: No
RMS(α cos δ) = 0.7148 mas
RMS(δ) = 1.3821 mas
Variability ellipse semimajor axis = 1.4176 mas
Variability ellipse semiminor axis = 0.6414 mas
Variability ellipse position angle = -14.4 deg
Equivalent α-δ correlation = -0.39

Observed in only 9 session(s)

Quarterly time series for 2028+492 (2026b, 4 global solutions)

Data

Right ascension: 307.4161441775054°
Declination: 49.4394854683718°
No. sessions: 9
No. delays: 198
Defining: No
RMS(α cos δ) = 0.5945 mas
RMS(δ) = 0.6973 mas
Variability ellipse semimajor axis = 0.7159 mas
Variability ellipse semiminor axis = 0.5721 mas
Variability ellipse position angle = -22.0 deg
Equivalent α-δ correlation = -0.16

Observed in only 9 session(s)