Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1254+571 (2026b, independent mode)

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

Right ascension: 194.0593082063352°
Declination: 56.8736771687820°
No. sessions: 6
No. delays: 498
Defining: No
RMS(α cos δ) = 0.2696 mas
RMS(δ) = 0.4991 mas
Variability ellipse semimajor axis = 0.5461 mas
Variability ellipse semiminor axis = 0.1533 mas
Variability ellipse position angle = 25.0 deg
Equivalent α-δ correlation = 0.78

Observed in only 6 session(s)

Quarterly time series for 1254+571 (2026b, 4 global solutions)

Data

Right ascension: 194.0593082261241°
Declination: 56.8736771461780°
No. sessions: 6
No. delays: 498
Defining: No
RMS(α cos δ) = 0.3245 mas
RMS(δ) = 0.2114 mas
Variability ellipse semimajor axis = 0.3529 mas
Variability ellipse semiminor axis = 0.1595 mas
Variability ellipse position angle = 63.8 deg
Equivalent α-δ correlation = 0.57

Observed in only 6 session(s)