Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1851-157 (2026a, independent mode)

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

Right ascension: 283.5180506437177°
Declination: -15.6536669417459°
No. sessions: 6
No. delays: 382
Defining: No
RMS(α cos δ) = 2.8562 mas
RMS(δ) = 4.6553 mas
Variability ellipse semimajor axis = 5.2561 mas
Variability ellipse semiminor axis = 1.4844 mas
Variability ellipse position angle = 28.9 deg
Equivalent α-δ correlation = 0.81

Observed in only 6 session(s)

Quarterly time series for 1851-157 (2026a, 4 global solutions)

Data

Right ascension: 283.5180502242782°
Declination: -15.6536670568467°
No. sessions: 6
No. delays: 382
Defining: No
RMS(α cos δ) = 0.2119 mas
RMS(δ) = 0.6714 mas
Variability ellipse semimajor axis = 0.6721 mas
Variability ellipse semiminor axis = 0.2095 mas
Variability ellipse position angle = 2.8 deg
Equivalent α-δ correlation = 0.14

Observed in only 6 session(s)