Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1421+754 (2026b, independent mode)

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

Right ascension: 215.3125710533225°
Declination: 75.2222932589842°
No. sessions: 6
No. delays: 257
Defining: No
RMS(α cos δ) = 2.0144 mas
RMS(δ) = 1.4929 mas
Variability ellipse semimajor axis = 2.3877 mas
Variability ellipse semiminor axis = 0.7650 mas
Variability ellipse position angle = -55.4 deg
Equivalent α-δ correlation = -0.79

Observed in only 6 session(s)

Quarterly time series for 1421+754 (2026b, 4 global solutions)

Data

Right ascension: 215.3125712389195°
Declination: 75.2222931850475°
No. sessions: 6
No. delays: 257
Defining: No
RMS(α cos δ) = 1.3345 mas
RMS(δ) = 0.9633 mas
Variability ellipse semimajor axis = 1.5627 mas
Variability ellipse semiminor axis = 0.5164 mas
Variability ellipse position angle = -56.5 deg
Equivalent α-δ correlation = -0.78

Observed in only 6 session(s)