Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0422+004 (2026b, independent mode)

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

Right ascension: 66.1951702850758°
Declination: 0.6017585493803°
No. sessions: 180
No. delays: 6613
Defining: No
RMS(α cos δ) = 977.1496 mas
RMS(δ) = 36.3745 mas
Variability ellipse semimajor axis = 978.2777 mas
Variability ellipse semiminor axis = 29.7120 mas
Variability ellipse position angle = -87.2 deg
Equivalent α-δ correlation = -1.29

Quarterly time series for 0422+004 (2026b, 4 global solutions)

Data

Right ascension: 66.1951752455625°
Declination: 0.6017581736379°
No. sessions: 168
No. delays: 6577
Defining: No
RMS(α cos δ) = 0.2338 mas
RMS(δ) = 0.3009 mas
Variability ellipse semimajor axis = 0.3071 mas
Variability ellipse semiminor axis = 0.2255 mas
Variability ellipse position angle = -17.2 deg
Equivalent α-δ correlation = -0.17