Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1819+159 (2026b, independent mode)

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

Right ascension: 275.5415373774151°
Declination: 16.0041232886812°
No. sessions: 6
No. delays: 392
Defining: No
RMS(α cos δ) = 0.4558 mas
RMS(δ) = 0.2277 mas
Variability ellipse semimajor axis = 0.4676 mas
Variability ellipse semiminor axis = 0.2022 mas
Variability ellipse position angle = 75.6 deg
Equivalent α-δ correlation = 0.41

Observed in only 6 session(s)

Quarterly time series for 1819+159 (2026b, 4 global solutions)

Data

Right ascension: 275.5415373305472°
Declination: 16.0041231811359°
No. sessions: 6
No. delays: 392
Defining: No
RMS(α cos δ) = 0.2015 mas
RMS(δ) = 0.2904 mas
Variability ellipse semimajor axis = 0.3223 mas
Variability ellipse semiminor axis = 0.1451 mas
Variability ellipse position angle = -29.0 deg
Equivalent α-δ correlation = -0.60

Observed in only 6 session(s)