Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1851+609 (2026a, independent mode)

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

Right ascension: 282.9681692562689°
Declination: 61.0107715997579°
No. sessions: 8
No. delays: 712
Defining: No
RMS(α cos δ) = 3.7492 mas
RMS(δ) = 0.8891 mas
Variability ellipse semimajor axis = 3.8316 mas
Variability ellipse semiminor axis = 0.4067 mas
Variability ellipse position angle = 78.0 deg
Equivalent α-δ correlation = 0.88

Observed in only 8 session(s)

Quarterly time series for 1851+609 (2026a, 4 global solutions)

Data

Right ascension: 282.9681699708167°
Declination: 61.0107716492835°
No. sessions: 7
No. delays: 709
Defining: No
RMS(α cos δ) = 0.3432 mas
RMS(δ) = 0.1496 mas
Variability ellipse semimajor axis = 0.3432 mas
Variability ellipse semiminor axis = 0.1495 mas
Variability ellipse position angle = -89.2 deg
Equivalent α-δ correlation = -0.02

Observed in only 7 session(s)