Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1246+489 (2026b, independent mode)

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

Right ascension: 192.2122847013834°
Declination: 48.6647670532157°
No. sessions: 8
No. delays: 523
Defining: No
RMS(α cos δ) = 3.8553 mas
RMS(δ) = 0.9209 mas
Variability ellipse semimajor axis = 3.9388 mas
Variability ellipse semiminor axis = 0.4442 mas
Variability ellipse position angle = 78.1 deg
Equivalent α-δ correlation = 0.87

Observed in only 8 session(s)

Quarterly time series for 1246+489 (2026b, 4 global solutions)

Data

Right ascension: 192.2122853218838°
Declination: 48.6647670813033°
No. sessions: 8
No. delays: 523
Defining: No
RMS(α cos δ) = 0.2518 mas
RMS(δ) = 0.3392 mas
Variability ellipse semimajor axis = 0.3520 mas
Variability ellipse semiminor axis = 0.2335 mas
Variability ellipse position angle = 20.9 deg
Equivalent α-δ correlation = 0.27

Observed in only 8 session(s)