Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1142+198 (2026b, independent mode)

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

Right ascension: 176.2708702247136°
Declination: 19.6063161935426°
No. sessions: 19
No. delays: 615
Defining: No
RMS(α cos δ) = 17.6004 mas
RMS(δ) = 12.8596 mas
Variability ellipse semimajor axis = 23.5320 mas
Variability ellipse semiminor axis = 8.8662 mas
Variability ellipse position angle = -51.6 deg
Equivalent α-δ correlation = -1.36

Observed in only 19 session(s)

Quarterly time series for 1142+198 (2026b, 4 global solutions)

Data

Right ascension: 176.2708710293583°
Declination: 19.6063169729956°
No. sessions: 18
No. delays: 612
Defining: No
RMS(α cos δ) = 0.2896 mas
RMS(δ) = 0.5334 mas
Variability ellipse semimajor axis = 0.5462 mas
Variability ellipse semiminor axis = 0.2646 mas
Variability ellipse position angle = -14.2 deg
Equivalent α-δ correlation = -0.35

Observed in only 18 session(s)