Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1855-252 (2026b, independent mode)

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

Right ascension: 284.5794907528580°
Declination: -25.1807543457760°
No. sessions: 9
No. delays: 606
Defining: No
RMS(α cos δ) = 0.4880 mas
RMS(δ) = 1.1426 mas
Variability ellipse semimajor axis = 1.1437 mas
Variability ellipse semiminor axis = 0.4854 mas
Variability ellipse position angle = 2.7 deg
Equivalent α-δ correlation = 0.09

Observed in only 9 session(s)

Quarterly time series for 1855-252 (2026b, 4 global solutions)

Data

Right ascension: 284.5794907628829°
Declination: -25.1807542635238°
No. sessions: 9
No. delays: 606
Defining: No
RMS(α cos δ) = 0.2491 mas
RMS(δ) = 0.5160 mas
Variability ellipse semimajor axis = 0.5204 mas
Variability ellipse semiminor axis = 0.2399 mas
Variability ellipse position angle = -8.3 deg
Equivalent α-δ correlation = -0.24

Observed in only 9 session(s)