Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1823-455 (2026a, independent mode)

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

Right ascension: 276.7926592300867°
Declination: -45.5527665354489°
No. sessions: 8
No. delays: 150
Defining: No
RMS(α cos δ) = 3.3687 mas
RMS(δ) = 9.9530 mas
Variability ellipse semimajor axis = 10.4853 mas
Variability ellipse semiminor axis = 0.6846 mas
Variability ellipse position angle = 18.3 deg
Equivalent α-δ correlation = 0.98

Observed in only 8 session(s)

Quarterly time series for 1823-455 (2026a, 4 global solutions)

Data

Right ascension: 276.7926584412069°
Declination: -45.5527690354446°
No. sessions: 7
No. delays: 147
Defining: No
RMS(α cos δ) = 1.7386 mas
RMS(δ) = 8.3224 mas
Variability ellipse semimajor axis = 8.4970 mas
Variability ellipse semiminor axis = 0.2915 mas
Variability ellipse position angle = 11.6 deg
Equivalent α-δ correlation = 0.99

Observed in only 7 session(s)