Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1421+122 (2026b, independent mode)

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

Right ascension: 215.8754164282680°
Declination: 11.9975692176315°
No. sessions: 7
No. delays: 320
Defining: No
RMS(α cos δ) = 9.8189 mas
RMS(δ) = 4.3237 mas
Variability ellipse semimajor axis = 10.5096 mas
Variability ellipse semiminor axis = 2.1574 mas
Variability ellipse position angle = -68.6 deg
Equivalent α-δ correlation = -0.85

Observed in only 7 session(s)

Quarterly time series for 1421+122 (2026b, 4 global solutions)

Data

Right ascension: 215.8754172772969°
Declination: 11.9975689256175°
No. sessions: 6
No. delays: 317
Defining: No
RMS(α cos δ) = 4.0455 mas
RMS(δ) = 4.0987 mas
Variability ellipse semimajor axis = 5.8257 mas
Variability ellipse semiminor axis = 0.8798 mas
Variability ellipse position angle = -44.6 deg
Equivalent α-δ correlation = -1.05

Observed in only 6 session(s)