Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2013+508 (2026b, independent mode)

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

Right ascension: 303.6191251554536°
Declination: 50.9859801588737°
No. sessions: 6
No. delays: 313
Defining: No
RMS(α cos δ) = 0.4753 mas
RMS(δ) = 0.5593 mas
Variability ellipse semimajor axis = 0.5616 mas
Variability ellipse semiminor axis = 0.4727 mas
Variability ellipse position angle = 9.5 deg
Equivalent α-δ correlation = 0.06

Observed in only 6 session(s)

Quarterly time series for 2013+508 (2026b, 4 global solutions)

Data

Right ascension: 303.6191250979306°
Declination: 50.9859801963329°
No. sessions: 5
No. delays: 310
Defining: No
RMS(α cos δ) = 0.3466 mas
RMS(δ) = 0.4117 mas
Variability ellipse semimajor axis = 0.4626 mas
Variability ellipse semiminor axis = 0.2750 mas
Variability ellipse position angle = -34.5 deg
Equivalent α-δ correlation = -0.45

Observed in only 5 session(s)