Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1555-140 (2026a, independent mode)

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

Right ascension: 239.5914459303575°
Declination: -14.1664012496768°
No. sessions: 13
No. delays: 640
Defining: No
RMS(α cos δ) = 65.9218 mas
RMS(δ) = 46.9662 mas
Variability ellipse semimajor axis = 84.8742 mas
Variability ellipse semiminor axis = 25.5366 mas
Variability ellipse position angle = -52.9 deg
Equivalent α-δ correlation = -1.22

Observed in only 13 session(s)

Quarterly time series for 1555-140 (2026a, 4 global solutions)

Data

Right ascension: 239.5914493065310°
Declination: -14.1664038959635°
No. sessions: 13
No. delays: 640
Defining: No
RMS(α cos δ) = 1.1230 mas
RMS(δ) = 1.0602 mas
Variability ellipse semimajor axis = 1.3744 mas
Variability ellipse semiminor axis = 0.7044 mas
Variability ellipse position angle = 47.8 deg
Equivalent α-δ correlation = 0.58

Observed in only 13 session(s)