Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1646+411 (2026b, independent mode)

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

Right ascension: 252.1219084306539°
Declination: 41.0682090709742°
No. sessions: 5
No. delays: 442
Defining: No
RMS(α cos δ) = 0.6248 mas
RMS(δ) = 0.4138 mas
Variability ellipse semimajor axis = 0.6792 mas
Variability ellipse semiminor axis = 0.3166 mas
Variability ellipse position angle = -63.6 deg
Equivalent α-δ correlation = -0.56

Observed in only 5 session(s)

Quarterly time series for 1646+411 (2026b, 4 global solutions)

Data

Right ascension: 252.1219084824043°
Declination: 41.0682090888818°
No. sessions: 5
No. delays: 442
Defining: No
RMS(α cos δ) = 0.1695 mas
RMS(δ) = 0.2220 mas
Variability ellipse semimajor axis = 0.2881 mas
Variability ellipse semiminor axis = 0.0707 mas
Variability ellipse position angle = -38.2 deg
Equivalent α-δ correlation = -1.14

Observed in only 5 session(s)