Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1147+659 (2026b, independent mode)

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

Right ascension: 177.6439169631911°
Declination: 65.6578538052250°
No. sessions: 6
No. delays: 487
Defining: No
RMS(α cos δ) = 0.6420 mas
RMS(δ) = 0.7848 mas
Variability ellipse semimajor axis = 0.8986 mas
Variability ellipse semiminor axis = 0.4698 mas
Variability ellipse position angle = 34.8 deg
Equivalent α-δ correlation = 0.55

Observed in only 6 session(s)

Quarterly time series for 1147+659 (2026b, 4 global solutions)

Data

Right ascension: 177.6439169841148°
Declination: 65.6578537267437°
No. sessions: 6
No. delays: 487
Defining: No
RMS(α cos δ) = 0.1973 mas
RMS(δ) = 0.3256 mas
Variability ellipse semimajor axis = 0.3340 mas
Variability ellipse semiminor axis = 0.1827 mas
Variability ellipse position angle = -15.4 deg
Equivalent α-δ correlation = -0.31

Observed in only 6 session(s)