Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1428+370 (2026b, independent mode)

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

Right ascension: 217.6690990044789°
Declination: 36.8177468197808°
No. sessions: 59
No. delays: 3137
Defining: Yes
RMS(α cos δ) = 8.6691 mas
RMS(δ) = 6.2143 mas
Variability ellipse semimajor axis = 10.2350 mas
Variability ellipse semiminor axis = 3.0027 mas
Variability ellipse position angle = -56.2 deg
Equivalent α-δ correlation = -0.82

Observed in only 59 session(s)

Quarterly time series for 1428+370 (2026b, 4 global solutions)

Data

Right ascension: 217.6690986969707°
Declination: 36.8177468987784°
No. sessions: 52
No. delays: 3116
Defining: Yes
RMS(α cos δ) = 0.4305 mas
RMS(δ) = 0.1999 mas
Variability ellipse semimajor axis = 0.4524 mas
Variability ellipse semiminor axis = 0.1437 mas
Variability ellipse position angle = -71.0 deg
Equivalent α-δ correlation = -0.66

Observed in only 52 session(s)