Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1256+009 (2026b, independent mode)

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

Right ascension: 194.6454797451848°
Declination: 0.6422681668689°
No. sessions: 6
No. delays: 451
Defining: No
RMS(α cos δ) = 0.5860 mas
RMS(δ) = 0.7882 mas
Variability ellipse semimajor axis = 0.7901 mas
Variability ellipse semiminor axis = 0.5834 mas
Variability ellipse position angle = -5.9 deg
Equivalent α-δ correlation = -0.06

Observed in only 6 session(s)

Quarterly time series for 1256+009 (2026b, 4 global solutions)

Data

Right ascension: 194.6454797630533°
Declination: 0.6422680115340°
No. sessions: 6
No. delays: 451
Defining: No
RMS(α cos δ) = 0.2114 mas
RMS(δ) = 0.4781 mas
Variability ellipse semimajor axis = 0.4970 mas
Variability ellipse semiminor axis = 0.1621 mas
Variability ellipse position angle = -16.7 deg
Equivalent α-δ correlation = -0.60

Observed in only 6 session(s)