Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0839+687 (2026a, independent mode)

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

Right ascension: 130.9545894388317°
Declination: 68.5547650626335°
No. sessions: 5
No. delays: 336
Defining: No
RMS(α cos δ) = 0.4267 mas
RMS(δ) = 0.9388 mas
Variability ellipse semimajor axis = 0.9426 mas
Variability ellipse semiminor axis = 0.4182 mas
Variability ellipse position angle = 5.7 deg
Equivalent α-δ correlation = 0.18

Observed in only 5 session(s)

Quarterly time series for 0839+687 (2026a, 4 global solutions)

Data

Right ascension: 130.9545897558986°
Declination: 68.5547653011465°
No. sessions: 5
No. delays: 336
Defining: No
RMS(α cos δ) = 0.1895 mas
RMS(δ) = 0.1100 mas
Variability ellipse semimajor axis = 0.1915 mas
Variability ellipse semiminor axis = 0.1066 mas
Variability ellipse position angle = -80.1 deg
Equivalent α-δ correlation = -0.20

Observed in only 5 session(s)