Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1225+028 (2026b, independent mode)

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

Right ascension: 187.0802360757449°
Declination: 2.5414990517112°
No. sessions: 6
No. delays: 481
Defining: No
RMS(α cos δ) = 0.4922 mas
RMS(δ) = 1.2327 mas
Variability ellipse semimajor axis = 1.2364 mas
Variability ellipse semiminor axis = 0.4830 mas
Variability ellipse position angle = 4.7 deg
Equivalent α-δ correlation = 0.18

Observed in only 6 session(s)

Quarterly time series for 1225+028 (2026b, 4 global solutions)

Data

Right ascension: 187.0802360853886°
Declination: 2.5414990628169°
No. sessions: 6
No. delays: 481
Defining: No
RMS(α cos δ) = 0.1050 mas
RMS(δ) = 0.3010 mas
Variability ellipse semimajor axis = 0.3047 mas
Variability ellipse semiminor axis = 0.0937 mas
Variability ellipse position angle = -9.3 deg
Equivalent α-δ correlation = -0.43

Observed in only 6 session(s)