Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1231+248 (2026b, independent mode)

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

Right ascension: 188.6069732221175°
Declination: 24.5287669231008°
No. sessions: 5
No. delays: 84
Defining: No
RMS(α cos δ) = 11.0234 mas
RMS(δ) = 3.0271 mas
Variability ellipse semimajor axis = 11.2882 mas
Variability ellipse semiminor axis = 1.8043 mas
Variability ellipse position angle = -77.4 deg
Equivalent α-δ correlation = -0.79

Observed in only 5 session(s)

Quarterly time series for 1231+248 (2026b, 4 global solutions)

Data

Right ascension: 188.6069744023101°
Declination: 24.5287673096657°
No. sessions: 5
No. delays: 84
Defining: No
RMS(α cos δ) = 3.5908 mas
RMS(δ) = 4.4238 mas
Variability ellipse semimajor axis = 5.6971 mas
Variability ellipse semiminor axis = 0.0861 mas
Variability ellipse position angle = -39.0 deg
Equivalent α-δ correlation = -1.00

Observed in only 5 session(s)