Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1224+439 (2026b, independent mode)

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

Right ascension: 186.7412662017601°
Declination: 43.6829031442527°
No. sessions: 7
No. delays: 554
Defining: No
RMS(α cos δ) = 0.6820 mas
RMS(δ) = 0.5584 mas
Variability ellipse semimajor axis = 0.6967 mas
Variability ellipse semiminor axis = 0.5399 mas
Variability ellipse position angle = -71.1 deg
Equivalent α-δ correlation = -0.16

Observed in only 7 session(s)

Quarterly time series for 1224+439 (2026b, 4 global solutions)

Data

Right ascension: 186.7412663381988°
Declination: 43.6829031598204°
No. sessions: 7
No. delays: 554
Defining: No
RMS(α cos δ) = 0.1210 mas
RMS(δ) = 0.1595 mas
Variability ellipse semimajor axis = 0.1752 mas
Variability ellipse semiminor axis = 0.0968 mas
Variability ellipse position angle = -29.8 deg
Equivalent α-δ correlation = -0.48

Observed in only 7 session(s)