Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0813+557 (2026b, independent mode)

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

Right ascension: 124.4209166691617°
Declination: 55.6259116679961°
No. sessions: 5
No. delays: 461
Defining: No
RMS(α cos δ) = 0.5144 mas
RMS(δ) = 3.3412 mas
Variability ellipse semimajor axis = 3.3478 mas
Variability ellipse semiminor axis = 0.4693 mas
Variability ellipse position angle = -3.6 deg
Equivalent α-δ correlation = -0.41

Observed in only 5 session(s)

Quarterly time series for 0813+557 (2026b, 4 global solutions)

Data

Right ascension: 124.4209164730123°
Declination: 55.6259119690591°
No. sessions: 5
No. delays: 461
Defining: No
RMS(α cos δ) = 0.0757 mas
RMS(δ) = 0.1315 mas
Variability ellipse semimajor axis = 0.1517 mas
Variability ellipse semiminor axis = 0.0032 mas
Variability ellipse position angle = -29.9 deg
Equivalent α-δ correlation = -1.00

Observed in only 5 session(s)