Paris Observatory Geodetic VLBI Center

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

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

Right ascension: 283.5180506440306°
Declination: -15.6536669413953°
No. sessions: 6
No. delays: 382
Defining: No
RMS(α cos δ) = 2.8563 mas
RMS(δ) = 4.6550 mas
Variability ellipse semimajor axis = 5.2558 mas
Variability ellipse semiminor axis = 1.4847 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 (2026b, 4 global solutions)

Data

Right ascension: 283.5180502285091°
Declination: -15.6536670047850°
No. sessions: 6
No. delays: 382
Defining: No
RMS(α cos δ) = 0.2768 mas
RMS(δ) = 0.6736 mas
Variability ellipse semimajor axis = 0.6736 mas
Variability ellipse semiminor axis = 0.2767 mas
Variability ellipse position angle = -0.3 deg
Equivalent α-δ correlation = -0.01

Observed in only 6 session(s)