Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1837-271 (2026b, independent mode)

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

Right ascension: 280.1083452846030°
Declination: -27.0665376681126°
No. sessions: 8
No. delays: 318
Defining: No
RMS(α cos δ) = 1.0088 mas
RMS(δ) = 1.8322 mas
Variability ellipse semimajor axis = 1.8586 mas
Variability ellipse semiminor axis = 0.9594 mas
Variability ellipse position angle = -11.3 deg
Equivalent α-δ correlation = -0.26

Observed in only 8 session(s)

Quarterly time series for 1837-271 (2026b, 4 global solutions)

Data

Right ascension: 280.1083453206509°
Declination: -27.0665377396301°
No. sessions: 8
No. delays: 318
Defining: No
RMS(α cos δ) = 0.5188 mas
RMS(δ) = 1.7886 mas
Variability ellipse semimajor axis = 1.7909 mas
Variability ellipse semiminor axis = 0.5110 mas
Variability ellipse position angle = -2.9 deg
Equivalent α-δ correlation = -0.17

Observed in only 8 session(s)