Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1851+236 (2026b, independent mode)

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

Right ascension: 283.3651165653957°
Declination: 23.7432029192601°
No. sessions: 6
No. delays: 592
Defining: No
RMS(α cos δ) = 0.4197 mas
RMS(δ) = 0.2925 mas
Variability ellipse semimajor axis = 0.4449 mas
Variability ellipse semiminor axis = 0.2526 mas
Variability ellipse position angle = -66.2 deg
Equivalent α-δ correlation = -0.40

Observed in only 6 session(s)

Quarterly time series for 1851+236 (2026b, 4 global solutions)

Data

Right ascension: 283.3651166321787°
Declination: 23.7432028651245°
No. sessions: 6
No. delays: 592
Defining: No
RMS(α cos δ) = 0.1599 mas
RMS(δ) = 0.3388 mas
Variability ellipse semimajor axis = 0.3458 mas
Variability ellipse semiminor axis = 0.1441 mas
Variability ellipse position angle = -12.7 deg
Equivalent α-δ correlation = -0.39

Observed in only 6 session(s)