Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0421+683 (2026b, independent mode)

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

Right ascension: 66.7086249734580°
Declination: 68.4313694337220°
No. sessions: 5
No. delays: 518
Defining: No
RMS(α cos δ) = 1.4576 mas
RMS(δ) = 0.3659 mas
Variability ellipse semimajor axis = 1.4683 mas
Variability ellipse semiminor axis = 0.3205 mas
Variability ellipse position angle = 82.9 deg
Equivalent α-δ correlation = 0.47

Observed in only 5 session(s)

Quarterly time series for 0421+683 (2026b, 4 global solutions)

Data

Right ascension: 66.7086252049525°
Declination: 68.4313692624791°
No. sessions: 5
No. delays: 518
Defining: No
RMS(α cos δ) = 0.0659 mas
RMS(δ) = 0.1427 mas
Variability ellipse semimajor axis = 0.1449 mas
Variability ellipse semiminor axis = 0.0609 mas
Variability ellipse position angle = -11.0 deg
Equivalent α-δ correlation = -0.35

Observed in only 5 session(s)