Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0728+281 (2026b, independent mode)

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

Right ascension: 112.9697052141098°
Declination: 28.0758167753836°
No. sessions: 8
No. delays: 235
Defining: No
RMS(α cos δ) = 6.0953 mas
RMS(δ) = 2.2972 mas
Variability ellipse semimajor axis = 6.0990 mas
Variability ellipse semiminor axis = 2.2875 mas
Variability ellipse position angle = 87.8 deg
Equivalent α-δ correlation = 0.09

Observed in only 8 session(s)

Quarterly time series for 0728+281 (2026b, 4 global solutions)

Data

Right ascension: 112.9697058747531°
Declination: 28.0758167283522°
No. sessions: 8
No. delays: 235
Defining: No
RMS(α cos δ) = 0.5669 mas
RMS(δ) = 2.3398 mas
Variability ellipse semimajor axis = 2.3427 mas
Variability ellipse semiminor axis = 0.5547 mas
Variability ellipse position angle = -2.9 deg
Equivalent α-δ correlation = -0.20

Observed in only 8 session(s)