Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1748-253 (2026b, independent mode)

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

Right ascension: 267.9635941488823°
Declination: -25.4000174136615°
No. sessions: 10
No. delays: 272
Defining: No
RMS(α cos δ) = 2.8479 mas
RMS(δ) = 3.8278 mas
Variability ellipse semimajor axis = 4.7787 mas
Variability ellipse semiminor axis = 0.2714 mas
Variability ellipse position angle = 36.7 deg
Equivalent α-δ correlation = 1.01

Observed in only 10 session(s)

Quarterly time series for 1748-253 (2026b, 4 global solutions)

Data

Right ascension: 267.9635939886633°
Declination: -25.4000177155350°
No. sessions: 9
No. delays: 269
Defining: No
RMS(α cos δ) = 0.4149 mas
RMS(δ) = 1.4024 mas
Variability ellipse semimajor axis = 1.4062 mas
Variability ellipse semiminor axis = 0.4018 mas
Variability ellipse position angle = 4.3 deg
Equivalent α-δ correlation = 0.24

Observed in only 9 session(s)