Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1813+163 (2026a, independent mode)

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

Right ascension: 273.8118935398111°
Declination: 16.3961930993120°
No. sessions: 5
No. delays: 566
Defining: No
RMS(α cos δ) = 0.9731 mas
RMS(δ) = 0.4930 mas
Variability ellipse semimajor axis = 1.0713 mas
Variability ellipse semiminor axis = 0.2059 mas
Variability ellipse position angle = 64.7 deg
Equivalent α-δ correlation = 0.89

Observed in only 5 session(s)

Quarterly time series for 1813+163 (2026a, 4 global solutions)

Data

Right ascension: 273.8118935999218°
Declination: 16.3961930703144°
No. sessions: 5
No. delays: 566
Defining: No
RMS(α cos δ) = 0.1094 mas
RMS(δ) = 0.2786 mas
Variability ellipse semimajor axis = 0.2791 mas
Variability ellipse semiminor axis = 0.1081 mas
Variability ellipse position angle = 3.8 deg
Equivalent α-δ correlation = 0.14

Observed in only 5 session(s)