Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1822+012 (2026a, independent mode)

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

Right ascension: 276.2005975648819°
Declination: 1.3261672873048°
No. sessions: 9
No. delays: 604
Defining: No
RMS(α cos δ) = 0.8170 mas
RMS(δ) = 1.3406 mas
Variability ellipse semimajor axis = 1.5052 mas
Variability ellipse semiminor axis = 0.4463 mas
Variability ellipse position angle = -28.4 deg
Equivalent α-δ correlation = -0.79

Observed in only 9 session(s)

Quarterly time series for 1822+012 (2026a, 4 global solutions)

Data

Right ascension: 276.2005976390561°
Declination: 1.3261671045176°
No. sessions: 10
No. delays: 616
Defining: No
RMS(α cos δ) = 0.1896 mas
RMS(δ) = 0.4849 mas
Variability ellipse semimajor axis = 0.4869 mas
Variability ellipse semiminor axis = 0.1844 mas
Variability ellipse position angle = 5.6 deg
Equivalent α-δ correlation = 0.22

Observed in only 10 session(s)