Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1620+145 (2026a, independent mode)

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

Right ascension: 245.6416489965064°
Declination: 14.4390549206637°
No. sessions: 7
No. delays: 635
Defining: No
RMS(α cos δ) = 2.1847 mas
RMS(δ) = 0.6958 mas
Variability ellipse semimajor axis = 2.2159 mas
Variability ellipse semiminor axis = 0.5890 mas
Variability ellipse position angle = -80.0 deg
Equivalent α-δ correlation = -0.51

Observed in only 7 session(s)

Quarterly time series for 1620+145 (2026a, 4 global solutions)

Data

Right ascension: 245.6416491783646°
Declination: 14.4390548749893°
No. sessions: 7
No. delays: 635
Defining: No
RMS(α cos δ) = 0.3545 mas
RMS(δ) = 0.2648 mas
Variability ellipse semimajor axis = 0.3696 mas
Variability ellipse semiminor axis = 0.2433 mas
Variability ellipse position angle = -67.9 deg
Equivalent α-δ correlation = -0.29

Observed in only 7 session(s)