Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1004+141 (2026b, independent mode)

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

Right ascension: 151.9229086985665°
Declination: 13.9415558248905°
No. sessions: 263
No. delays: 4390
Defining: No
RMS(α cos δ) = 0.5585 mas
RMS(δ) = 0.9221 mas
Variability ellipse semimajor axis = 0.9723 mas
Variability ellipse semiminor axis = 0.4657 mas
Variability ellipse position angle = -21.1 deg
Equivalent α-δ correlation = -0.48

Quarterly time series for 1004+141 (2026b, 4 global solutions)

Data

Right ascension: 151.9229086935913°
Declination: 13.9415557727210°
No. sessions: 237
No. delays: 4323
Defining: No
RMS(α cos δ) = 0.3187 mas
RMS(δ) = 0.4278 mas
Variability ellipse semimajor axis = 0.4490 mas
Variability ellipse semiminor axis = 0.2880 mas
Variability ellipse position angle = -23.3 deg
Equivalent α-δ correlation = -0.32