Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1551+130 (2026b, independent mode)

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

Right ascension: 238.3862411378543°
Declination: 12.9476985236065°
No. sessions: 9
No. delays: 604
Defining: No
RMS(α cos δ) = 0.5461 mas
RMS(δ) = 1.4628 mas
Variability ellipse semimajor axis = 1.4917 mas
Variability ellipse semiminor axis = 0.4616 mas
Variability ellipse position angle = 11.8 deg
Equivalent α-δ correlation = 0.51

Observed in only 9 session(s)

Quarterly time series for 1551+130 (2026b, 4 global solutions)

Data

Right ascension: 238.3862412194440°
Declination: 12.9476985163343°
No. sessions: 9
No. delays: 604
Defining: No
RMS(α cos δ) = 0.1397 mas
RMS(δ) = 0.7142 mas
Variability ellipse semimajor axis = 0.7143 mas
Variability ellipse semiminor axis = 0.1387 mas
Variability ellipse position angle = -1.3 deg
Equivalent α-δ correlation = -0.11

Observed in only 9 session(s)