Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1030+398 (2026b, independent mode)

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

Right ascension: 158.3419207768024°
Declination: 39.5975232324047°
No. sessions: 5
No. delays: 539
Defining: No
RMS(α cos δ) = 0.2983 mas
RMS(δ) = 1.0713 mas
Variability ellipse semimajor axis = 1.0979 mas
Variability ellipse semiminor axis = 0.1767 mas
Variability ellipse position angle = -12.8 deg
Equivalent α-δ correlation = -0.79

Observed in only 5 session(s)

Quarterly time series for 1030+398 (2026b, 4 global solutions)

Data

Right ascension: 158.3419208118069°
Declination: 39.5975230670988°
No. sessions: 5
No. delays: 539
Defining: No
RMS(α cos δ) = 0.1482 mas
RMS(δ) = 0.1269 mas
Variability ellipse semimajor axis = 0.1872 mas
Variability ellipse semiminor axis = 0.0552 mas
Variability ellipse position angle = 50.2 deg
Equivalent α-δ correlation = 0.84

Observed in only 5 session(s)