Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0804-172 (2026b, independent mode)

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

Right ascension: 121.6040239051310°
Declination: -17.4123153410100°
No. sessions: 5
No. delays: 282
Defining: No
RMS(α cos δ) = 0.5351 mas
RMS(δ) = 0.8440 mas
Variability ellipse semimajor axis = 0.9471 mas
Variability ellipse semiminor axis = 0.3190 mas
Variability ellipse position angle = 28.7 deg
Equivalent α-δ correlation = 0.74

Observed in only 5 session(s)

Quarterly time series for 0804-172 (2026b, 4 global solutions)

Data

Right ascension: 121.6040239279484°
Declination: -17.4123153848196°
No. sessions: 5
No. delays: 282
Defining: No
RMS(α cos δ) = 0.2007 mas
RMS(δ) = 0.2425 mas
Variability ellipse semimajor axis = 0.2769 mas
Variability ellipse semiminor axis = 0.1496 mas
Variability ellipse position angle = -35.0 deg
Equivalent α-δ correlation = -0.52

Observed in only 5 session(s)