Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1822-173 (2026b, independent mode)

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

Right ascension: 276.4022178417597°
Declination: -17.3138462025627°
No. sessions: 8
No. delays: 281
Defining: No
RMS(α cos δ) = 0.5398 mas
RMS(δ) = 1.9637 mas
Variability ellipse semimajor axis = 2.0171 mas
Variability ellipse semiminor axis = 0.2803 mas
Variability ellipse position angle = -13.3 deg
Equivalent α-δ correlation = -0.85

Observed in only 8 session(s)

Quarterly time series for 1822-173 (2026b, 4 global solutions)

Data

Right ascension: 276.4022178557029°
Declination: -17.3138464380912°
No. sessions: 8
No. delays: 281
Defining: No
RMS(α cos δ) = 0.5955 mas
RMS(δ) = 1.2096 mas
Variability ellipse semimajor axis = 1.2974 mas
Variability ellipse semiminor axis = 0.3667 mas
Variability ellipse position angle = -22.1 deg
Equivalent α-δ correlation = -0.75

Observed in only 8 session(s)