Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2051+687 (2026b, independent mode)

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

Right ascension: 313.0010285272033°
Declination: 68.9710325553550°
No. sessions: 5
No. delays: 495
Defining: No
RMS(α cos δ) = 0.2960 mas
RMS(δ) = 0.2785 mas
Variability ellipse semimajor axis = 0.3821 mas
Variability ellipse semiminor axis = 0.1385 mas
Variability ellipse position angle = 47.2 deg
Equivalent α-δ correlation = 0.77

Observed in only 5 session(s)

Quarterly time series for 2051+687 (2026b, 4 global solutions)

Data

Right ascension: 313.0010283009473°
Declination: 68.9710324924529°
No. sessions: 5
No. delays: 495
Defining: No
RMS(α cos δ) = 0.3067 mas
RMS(δ) = 0.2775 mas
Variability ellipse semimajor axis = 0.3123 mas
Variability ellipse semiminor axis = 0.2712 mas
Variability ellipse position angle = 67.6 deg
Equivalent α-δ correlation = 0.10

Observed in only 5 session(s)