Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1601+112 (2026a, independent mode)

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

Right ascension: 240.9247135370255°
Declination: 11.0968552593369°
No. sessions: 81
No. delays: 2221
Defining: No
RMS(α cos δ) = 0.8807 mas
RMS(δ) = 1.3780 mas
Variability ellipse semimajor axis = 1.4268 mas
Variability ellipse semiminor axis = 0.7992 mas
Variability ellipse position angle = 18.2 deg
Equivalent α-δ correlation = 0.34

Quarterly time series for 1601+112 (2026a, 4 global solutions)

Data

Right ascension: 240.9247135808838°
Declination: 11.0968553165021°
No. sessions: 70
No. delays: 2112
Defining: No
RMS(α cos δ) = 0.2149 mas
RMS(δ) = 0.2442 mas
Variability ellipse semimajor axis = 0.2497 mas
Variability ellipse semiminor axis = 0.2085 mas
Variability ellipse position angle = 22.2 deg
Equivalent α-δ correlation = 0.13