Paris Observatory Geodetic VLBI Center

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

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

Right ascension: 177.6439169635822°
Declination: 65.6578538062075°
No. sessions: 6
No. delays: 487
Defining: No
RMS(α cos δ) = 0.6419 mas
RMS(δ) = 0.7852 mas
Variability ellipse semimajor axis = 0.8990 mas
Variability ellipse semiminor axis = 0.4694 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 (2026a, 4 global solutions)

Data

Right ascension: 177.6439169934661°
Declination: 65.6578537264402°
No. sessions: 6
No. delays: 487
Defining: No
RMS(α cos δ) = 0.1780 mas
RMS(δ) = 0.3039 mas
Variability ellipse semimajor axis = 0.3182 mas
Variability ellipse semiminor axis = 0.1509 mas
Variability ellipse position angle = -19.6 deg
Equivalent α-δ correlation = -0.46

Observed in only 6 session(s)