Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1154+098 (2026b, independent mode)

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

Right ascension: 179.2269936577731°
Declination: 9.5448155950404°
No. sessions: 4
No. delays: 229
Defining: No
RMS(α cos δ) = 74.3724 mas
RMS(δ) = 81.3283 mas
Variability ellipse semimajor axis = 111.9972 mas
Variability ellipse semiminor axis = 19.9460 mas
Variability ellipse position angle = -42.6 deg
Equivalent α-δ correlation = -1.07

Observed in only 4 session(s)

Quarterly time series for 1154+098 (2026b, 4 global solutions)

Data

Right ascension: 179.2269834210611°
Declination: 9.5448264106730°
No. sessions: 4
No. delays: 229
Defining: No
RMS(α cos δ) = 0.5283 mas
RMS(δ) = 0.5400 mas
Variability ellipse semimajor axis = 0.7273 mas
Variability ellipse semiminor axis = 0.2046 mas
Variability ellipse position angle = -44.2 deg
Equivalent α-δ correlation = -0.85

Observed in only 4 session(s)