Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0748+637 (2026b, independent mode)

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

Right ascension: 118.2526478993486°
Declination: 63.5961720920429°
No. sessions: 6
No. delays: 598
Defining: No
RMS(α cos δ) = 21.9038 mas
RMS(δ) = 2.2847 mas
Variability ellipse semimajor axis = 21.9044 mas
Variability ellipse semiminor axis = 2.2788 mas
Variability ellipse position angle = -89.5 deg
Equivalent α-δ correlation = -0.07

Observed in only 6 session(s)

Quarterly time series for 0748+637 (2026b, 4 global solutions)

Data

Right ascension: 118.2526514685304°
Declination: 63.5961716114600°
No. sessions: 6
No. delays: 598
Defining: No
RMS(α cos δ) = 0.1752 mas
RMS(δ) = 0.2299 mas
Variability ellipse semimajor axis = 0.2360 mas
Variability ellipse semiminor axis = 0.1669 mas
Variability ellipse position angle = 18.6 deg
Equivalent α-δ correlation = 0.21

Observed in only 6 session(s)