Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2121+053 (2026b, independent mode)

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

Right ascension: 320.9354891758750°
Declination: 5.5894703054170°
No. sessions: 1555
No. delays: 52957
Defining: No
RMS(α cos δ) = 1487.9947 mas
RMS(δ) = 3490.4102 mas
Variability ellipse semimajor axis = 3548.3411 mas
Variability ellipse semiminor axis = 1344.0115 mas
Variability ellipse position angle = -11.2 deg
Equivalent α-δ correlation = -0.40

Quarterly time series for 2121+053 (2026b, 4 global solutions)

Data

Right ascension: 320.9354891741582°
Declination: 5.5894702956230°
No. sessions: 1494
No. delays: 52783
Defining: No
RMS(α cos δ) = 0.3822 mas
RMS(δ) = 0.7338 mas
Variability ellipse semimajor axis = 0.7353 mas
Variability ellipse semiminor axis = 0.3793 mas
Variability ellipse position angle = -4.2 deg
Equivalent α-δ correlation = -0.11