Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2018+282 (2026a, independent mode)

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

Right ascension: 305.1911287108344°
Declination: 28.4497769837809°
No. sessions: 9
No. delays: 217
Defining: No
RMS(α cos δ) = 17.1680 mas
RMS(δ) = 3.2393 mas
Variability ellipse semimajor axis = 17.4553 mas
Variability ellipse semiminor axis = 0.7389 mas
Variability ellipse position angle = 79.5 deg
Equivalent α-δ correlation = 0.97

Observed in only 9 session(s)

Quarterly time series for 2018+282 (2026a, 4 global solutions)

Data

Right ascension: 305.1911263457357°
Declination: 28.4497767890562°
No. sessions: 11
No. delays: 250
Defining: No
RMS(α cos δ) = 1.2440 mas
RMS(δ) = 1.1625 mas
Variability ellipse semimajor axis = 1.3436 mas
Variability ellipse semiminor axis = 1.0458 mas
Variability ellipse position angle = -52.9 deg
Equivalent α-δ correlation = -0.24

Observed in only 11 session(s)