Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1844+081 (2026b, independent mode)

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

Right ascension: 281.8027518758250°
Declination: 8.1764968411997°
No. sessions: 5
No. delays: 491
Defining: No
RMS(α cos δ) = 1.7065 mas
RMS(δ) = 0.2126 mas
Variability ellipse semimajor axis = 1.7107 mas
Variability ellipse semiminor axis = 0.1755 mas
Variability ellipse position angle = -85.9 deg
Equivalent α-δ correlation = -0.56

Observed in only 5 session(s)

Quarterly time series for 1844+081 (2026b, 4 global solutions)

Data

Right ascension: 281.8027517503271°
Declination: 8.1764968579102°
No. sessions: 5
No. delays: 491
Defining: No
RMS(α cos δ) = 0.1073 mas
RMS(δ) = 0.1753 mas
Variability ellipse semimajor axis = 0.1764 mas
Variability ellipse semiminor axis = 0.1054 mas
Variability ellipse position angle = -8.1 deg
Equivalent α-δ correlation = -0.15

Observed in only 5 session(s)