Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1200+028 (2026b, independent mode)

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

Right ascension: 180.7303173494371°
Declination: 2.5907326756163°
No. sessions: 8
No. delays: 346
Defining: No
RMS(α cos δ) = 8.5493 mas
RMS(δ) = 24.8834 mas
Variability ellipse semimajor axis = 27.0638 mas
Variability ellipse semiminor axis = 6.3386 mas
Variability ellipse position angle = 22.5 deg
Equivalent α-δ correlation = 1.28

Observed in only 8 session(s)

Quarterly time series for 1200+028 (2026b, 4 global solutions)

Data

Right ascension: 180.7303176057286°
Declination: 2.5907339752011°
No. sessions: 7
No. delays: 343
Defining: No
RMS(α cos δ) = 0.3706 mas
RMS(δ) = 0.4754 mas
Variability ellipse semimajor axis = 0.5733 mas
Variability ellipse semiminor axis = 0.1863 mas
Variability ellipse position angle = -36.2 deg
Equivalent α-δ correlation = -0.80

Observed in only 7 session(s)