Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1147+245 (2026b, independent mode)

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

Right ascension: 177.5800507221192°
Declination: 24.2982876256058°
No. sessions: 108
No. delays: 4839
Defining: No
RMS(α cos δ) = 0.4328 mas
RMS(δ) = 1.0593 mas
Variability ellipse semimajor axis = 1.0634 mas
Variability ellipse semiminor axis = 0.4226 mas
Variability ellipse position angle = 5.4 deg
Equivalent α-δ correlation = 0.20

Quarterly time series for 1147+245 (2026b, 4 global solutions)

Data

Right ascension: 177.5800507623674°
Declination: 24.2982875626117°
No. sessions: 107
No. delays: 4836
Defining: No
RMS(α cos δ) = 0.1875 mas
RMS(δ) = 0.1732 mas
Variability ellipse semimajor axis = 0.1884 mas
Variability ellipse semiminor axis = 0.1723 mas
Variability ellipse position angle = 76.2 deg
Equivalent α-δ correlation = 0.04