Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1812+412 (2026b, independent mode)

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

Right ascension: 273.5946091345954°
Declination: 41.2182244772402°
No. sessions: 5
No. delays: 348
Defining: No
RMS(α cos δ) = 0.5782 mas
RMS(δ) = 0.3478 mas
Variability ellipse semimajor axis = 0.5943 mas
Variability ellipse semiminor axis = 0.3194 mas
Variability ellipse position angle = 74.0 deg
Equivalent α-δ correlation = 0.33

Observed in only 5 session(s)

Quarterly time series for 1812+412 (2026b, 4 global solutions)

Data

Right ascension: 273.5946091479600°
Declination: 41.2182245412285°
No. sessions: 5
No. delays: 348
Defining: No
RMS(α cos δ) = 0.1391 mas
RMS(δ) = 0.1886 mas
Variability ellipse semimajor axis = 0.2068 mas
Variability ellipse semiminor axis = 0.1103 mas
Variability ellipse position angle = -28.9 deg
Equivalent α-δ correlation = -0.49

Observed in only 5 session(s)