Paris Observatory Geodetic VLBI Center

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

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

Right ascension: 276.2005975682291°
Declination: 1.3261672915412°
No. sessions: 10
No. delays: 616
Defining: No
RMS(α cos δ) = 0.8112 mas
RMS(δ) = 1.3510 mas
Variability ellipse semimajor axis = 1.5047 mas
Variability ellipse semiminor axis = 0.4681 mas
Variability ellipse position angle = -27.5 deg
Equivalent α-δ correlation = -0.77

Observed in only 10 session(s)

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

Data

Right ascension: 276.2005976425521°
Declination: 1.3261671029603°
No. sessions: 10
No. delays: 616
Defining: No
RMS(α cos δ) = 0.1806 mas
RMS(δ) = 0.5041 mas
Variability ellipse semimajor axis = 0.5051 mas
Variability ellipse semiminor axis = 0.1778 mas
Variability ellipse position angle = 3.8 deg
Equivalent α-δ correlation = 0.16

Observed in only 10 session(s)