Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2149-307 (2026b, independent mode)

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

Right ascension: 327.9813497990944°
Declination: -30.4649161659326°
No. sessions: 209
No. delays: 11930
Defining: No
RMS(α cos δ) = 2.9689 mas
RMS(δ) = 2.9260 mas
Variability ellipse semimajor axis = 3.8511 mas
Variability ellipse semiminor axis = 1.5955 mas
Variability ellipse position angle = 45.5 deg
Equivalent α-δ correlation = 0.71

Quarterly time series for 2149-307 (2026b, 4 global solutions)

Data

Right ascension: 327.9813498714028°
Declination: -30.4649161266811°
No. sessions: 198
No. delays: 11831
Defining: No
RMS(α cos δ) = 0.2267 mas
RMS(δ) = 0.3718 mas
Variability ellipse semimajor axis = 0.3902 mas
Variability ellipse semiminor axis = 0.1933 mas
Variability ellipse position angle = 20.4 deg
Equivalent α-δ correlation = 0.45