Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1508+223 (2026b, independent mode)

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

Right ascension: 227.7732466566613°
Declination: 22.1351783632368°
No. sessions: 5
No. delays: 264
Defining: No
RMS(α cos δ) = 2.6018 mas
RMS(δ) = 1.3069 mas
Variability ellipse semimajor axis = 2.6682 mas
Variability ellipse semiminor axis = 1.1653 mas
Variability ellipse position angle = -75.7 deg
Equivalent α-δ correlation = -0.40

Observed in only 5 session(s)

Quarterly time series for 1508+223 (2026b, 4 global solutions)

Data

Right ascension: 227.7732466238753°
Declination: 22.1351782828278°
No. sessions: 5
No. delays: 264
Defining: No
RMS(α cos δ) = 2.6914 mas
RMS(δ) = 0.3939 mas
Variability ellipse semimajor axis = 2.7011 mas
Variability ellipse semiminor axis = 0.3211 mas
Variability ellipse position angle = -85.1 deg
Equivalent α-δ correlation = -0.58

Observed in only 5 session(s)