Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0227+403 (2026a, independent mode)

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

Right ascension: 37.6904617230595°
Declination: 40.5480746417356°
No. sessions: 44
No. delays: 3388
Defining: Yes
RMS(α cos δ) = 5.9473 mas
RMS(δ) = 3.9317 mas
Variability ellipse semimajor axis = 6.1161 mas
Variability ellipse semiminor axis = 3.6636 mas
Variability ellipse position angle = 73.0 deg
Equivalent α-δ correlation = 0.29

Quarterly time series for 0227+403 (2026a, 4 global solutions)

Data

Right ascension: 37.6904616068070°
Declination: 40.5480746386449°
No. sessions: 43
No. delays: 3174
Defining: Yes
RMS(α cos δ) = 0.1466 mas
RMS(δ) = 0.2029 mas
Variability ellipse semimajor axis = 0.2029 mas
Variability ellipse semiminor axis = 0.1465 mas
Variability ellipse position angle = -1.5 deg
Equivalent α-δ correlation = -0.02