Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1656+482 (2026b, independent mode)

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

Right ascension: 254.4453290344921°
Declination: 48.1425113625887°
No. sessions: 6
No. delays: 602
Defining: No
RMS(α cos δ) = 0.3234 mas
RMS(δ) = 0.1692 mas
Variability ellipse semimajor axis = 0.3237 mas
Variability ellipse semiminor axis = 0.1686 mas
Variability ellipse position angle = -86.9 deg
Equivalent α-δ correlation = -0.07

Observed in only 6 session(s)

Quarterly time series for 1656+482 (2026b, 4 global solutions)

Data

Right ascension: 254.4453290042138°
Declination: 48.1425113592470°
No. sessions: 6
No. delays: 602
Defining: No
RMS(α cos δ) = 0.0855 mas
RMS(δ) = 0.1385 mas
Variability ellipse semimajor axis = 0.1558 mas
Variability ellipse semiminor axis = 0.0468 mas
Variability ellipse position angle = -28.7 deg
Equivalent α-δ correlation = -0.79

Observed in only 6 session(s)