Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1816-206 (2026b, independent mode)

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

Right ascension: 274.9037306530211°
Declination: -20.6087703600038°
No. sessions: 11
No. delays: 190
Defining: No
RMS(α cos δ) = 9.6898 mas
RMS(δ) = 6.5606 mas
Variability ellipse semimajor axis = 10.7387 mas
Variability ellipse semiminor axis = 4.6490 mas
Variability ellipse position angle = 61.4 deg
Equivalent α-δ correlation = 0.62

Observed in only 11 session(s)

Quarterly time series for 1816-206 (2026b, 4 global solutions)

Data

Right ascension: 274.9037308282045°
Declination: -20.6087706497408°
No. sessions: 11
No. delays: 190
Defining: No
RMS(α cos δ) = 3.0824 mas
RMS(δ) = 3.6356 mas
Variability ellipse semimajor axis = 4.6183 mas
Variability ellipse semiminor axis = 1.1793 mas
Variability ellipse position angle = 39.6 deg
Equivalent α-δ correlation = 0.87

Observed in only 11 session(s)