Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1309+355 (2026b, independent mode)

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

Right ascension: 198.0739711480335°
Declination: 35.2558553298041°
No. sessions: 9
No. delays: 277
Defining: No
RMS(α cos δ) = 23.2524 mas
RMS(δ) = 25.9845 mas
Variability ellipse semimajor axis = 35.6628 mas
Variability ellipse semiminor axis = 7.4809 mas
Variability ellipse position angle = -42.0 deg
Equivalent α-δ correlation = -1.09

Observed in only 9 session(s)

Quarterly time series for 1309+355 (2026b, 4 global solutions)

Data

Right ascension: 198.0739696712862°
Declination: 35.2558573463493°
No. sessions: 9
No. delays: 277
Defining: No
RMS(α cos δ) = 0.4666 mas
RMS(δ) = 0.6706 mas
Variability ellipse semimajor axis = 0.7139 mas
Variability ellipse semiminor axis = 0.3972 mas
Variability ellipse position angle = -24.3 deg
Equivalent α-δ correlation = -0.42

Observed in only 9 session(s)