Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1508-055 (2026b, independent mode)

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

Right ascension: 227.7232815356162°
Declination: -5.7185438435586°
No. sessions: 179
No. delays: 4023
Defining: No
RMS(α cos δ) = 1537.0288 mas
RMS(δ) = 12206.6602 mas
Variability ellipse semimajor axis = 12553.8547 mas
Variability ellipse semiminor axis = 2496.8497 mas
Variability ellipse position angle = -13.2 deg
Equivalent α-δ correlation = -1.95

Quarterly time series for 1508-055 (2026b, 4 global solutions)

Data

Right ascension: 227.7232976109989°
Declination: -5.7187270895075°
No. sessions: 155
No. delays: 4020
Defining: No
RMS(α cos δ) = 0.2193 mas
RMS(δ) = 0.2531 mas
Variability ellipse semimajor axis = 0.2550 mas
Variability ellipse semiminor axis = 0.2171 mas
Variability ellipse position angle = 13.3 deg
Equivalent α-δ correlation = 0.07