Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1748-198 (2026a, independent mode)

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

Right ascension: 267.9222656507870°
Declination: -19.8465289036341°
No. sessions: 9
No. delays: 232
Defining: No
RMS(α cos δ) = 1.7829 mas
RMS(δ) = 1.9054 mas
Variability ellipse semimajor axis = 2.3682 mas
Variability ellipse semiminor axis = 1.0957 mas
Variability ellipse position angle = -42.0 deg
Equivalent α-δ correlation = -0.65

Observed in only 9 session(s)

Quarterly time series for 1748-198 (2026a, 4 global solutions)

Data

Right ascension: 267.9222655266922°
Declination: -19.8465290542674°
No. sessions: 9
No. delays: 232
Defining: No
RMS(α cos δ) = 0.5263 mas
RMS(δ) = 1.3687 mas
Variability ellipse semimajor axis = 1.3905 mas
Variability ellipse semiminor axis = 0.4657 mas
Variability ellipse position angle = -10.7 deg
Equivalent α-δ correlation = -0.44

Observed in only 9 session(s)