Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1331-115 (2026b, independent mode)

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

Right ascension: 203.5174615014712°
Declination: -11.8372977292060°
No. sessions: 7
No. delays: 408
Defining: No
RMS(α cos δ) = 0.2746 mas
RMS(δ) = 0.5392 mas
Variability ellipse semimajor axis = 0.5410 mas
Variability ellipse semiminor axis = 0.2710 mas
Variability ellipse position angle = 5.4 deg
Equivalent α-δ correlation = 0.14

Observed in only 7 session(s)

Quarterly time series for 1331-115 (2026b, 4 global solutions)

Data

Right ascension: 203.5174615405408°
Declination: -11.8372976672986°
No. sessions: 8
No. delays: 465
Defining: No
RMS(α cos δ) = 0.1602 mas
RMS(δ) = 0.1798 mas
Variability ellipse semimajor axis = 0.2084 mas
Variability ellipse semiminor axis = 0.1207 mas
Variability ellipse position angle = 38.3 deg
Equivalent α-δ correlation = 0.49

Observed in only 8 session(s)