Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1721+024 (2026b, independent mode)

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

Right ascension: 261.1208258048201°
Declination: 2.4135031012789°
No. sessions: 9
No. delays: 242
Defining: No
RMS(α cos δ) = 64.5810 mas
RMS(δ) = 99.0942 mas
Variability ellipse semimajor axis = 120.1037 mas
Variability ellipse semiminor axis = 20.8456 mas
Variability ellipse position angle = -33.8 deg
Equivalent α-δ correlation = -1.07

Observed in only 9 session(s)

Quarterly time series for 1721+024 (2026b, 4 global solutions)

Data

Right ascension: 261.1208127027259°
Declination: 2.4135195683230°
No. sessions: 9
No. delays: 242
Defining: No
RMS(α cos δ) = 1.1019 mas
RMS(δ) = 1.3889 mas
Variability ellipse semimajor axis = 1.4444 mas
Variability ellipse semiminor axis = 1.0282 mas
Variability ellipse position angle = -22.9 deg
Equivalent α-δ correlation = -0.24

Observed in only 9 session(s)