Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0831+442 (2026b, independent mode)

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

Right ascension: 128.7425002274507°
Declination: 44.0605944972152°
No. sessions: 5
No. delays: 429
Defining: No
RMS(α cos δ) = 0.1154 mas
RMS(δ) = 0.4381 mas
Variability ellipse semimajor axis = 0.4517 mas
Variability ellipse semiminor axis = 0.0354 mas
Variability ellipse position angle = -14.1 deg
Equivalent α-δ correlation = -0.95

Observed in only 5 session(s)

Quarterly time series for 0831+442 (2026b, 4 global solutions)

Data

Right ascension: 128.7425001521776°
Declination: 44.0605946316098°
No. sessions: 5
No. delays: 429
Defining: No
RMS(α cos δ) = 0.1326 mas
RMS(δ) = 0.0740 mas
Variability ellipse semimajor axis = 0.1326 mas
Variability ellipse semiminor axis = 0.0740 mas
Variability ellipse position angle = 89.7 deg
Equivalent α-δ correlation = 0.01

Observed in only 5 session(s)