Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1357+559 (2026b, independent mode)

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

Right ascension: 209.7739310149580°
Declination: 55.7414955782780°
No. sessions: 7
No. delays: 878
Defining: No
RMS(α cos δ) = 0.3305 mas
RMS(δ) = 0.7347 mas
Variability ellipse semimajor axis = 0.7505 mas
Variability ellipse semiminor axis = 0.2927 mas
Variability ellipse position angle = 12.8 deg
Equivalent α-δ correlation = 0.43

Observed in only 7 session(s)

Quarterly time series for 1357+559 (2026b, 4 global solutions)

Data

Right ascension: 209.7739309348583°
Declination: 55.7414954985909°
No. sessions: 7
No. delays: 878
Defining: No
RMS(α cos δ) = 0.1119 mas
RMS(δ) = 0.1138 mas
Variability ellipse semimajor axis = 0.1182 mas
Variability ellipse semiminor axis = 0.1072 mas
Variability ellipse position angle = 40.0 deg
Equivalent α-δ correlation = 0.10

Observed in only 7 session(s)