Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1902-257 (2026b, independent mode)

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

Right ascension: 286.2999351115342°
Declination: -25.6343141393176°
No. sessions: 6
No. delays: 391
Defining: No
RMS(α cos δ) = 1.2740 mas
RMS(δ) = 1.1266 mas
Variability ellipse semimajor axis = 1.2903 mas
Variability ellipse semiminor axis = 1.1079 mas
Variability ellipse position angle = 72.0 deg
Equivalent α-δ correlation = 0.09

Observed in only 6 session(s)

Quarterly time series for 1902-257 (2026b, 4 global solutions)

Data

Right ascension: 286.2999350960065°
Declination: -25.6343140358342°
No. sessions: 6
No. delays: 391
Defining: No
RMS(α cos δ) = 0.2517 mas
RMS(δ) = 0.2608 mas
Variability ellipse semimajor axis = 0.2982 mas
Variability ellipse semiminor axis = 0.2061 mas
Variability ellipse position angle = -42.1 deg
Equivalent α-δ correlation = -0.35

Observed in only 6 session(s)