Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1542+042 (2026b, independent mode)

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

Right ascension: 236.2476136950607°
Declination: 4.1295434712560°
No. sessions: 7
No. delays: 650
Defining: No
RMS(α cos δ) = 0.2921 mas
RMS(δ) = 0.6103 mas
Variability ellipse semimajor axis = 0.6135 mas
Variability ellipse semiminor axis = 0.2854 mas
Variability ellipse position angle = -6.5 deg
Equivalent α-δ correlation = -0.19

Observed in only 7 session(s)

Quarterly time series for 1542+042 (2026b, 4 global solutions)

Data

Right ascension: 236.2476136863658°
Declination: 4.1295433746857°
No. sessions: 7
No. delays: 650
Defining: No
RMS(α cos δ) = 0.2107 mas
RMS(δ) = 0.4005 mas
Variability ellipse semimajor axis = 0.4360 mas
Variability ellipse semiminor axis = 0.1214 mas
Variability ellipse position angle = -24.2 deg
Equivalent α-δ correlation = -0.78

Observed in only 7 session(s)