Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1915+863 (2026b, independent mode)

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

Right ascension: 285.2931177279374°
Declination: 86.3982991334986°
No. sessions: 8
No. delays: 233
Defining: No
RMS(α cos δ) = 1.3327 mas
RMS(δ) = 2.7071 mas
Variability ellipse semimajor axis = 2.8351 mas
Variability ellipse semiminor axis = 1.0330 mas
Variability ellipse position angle = -18.6 deg
Equivalent α-δ correlation = -0.58

Observed in only 8 session(s)

Quarterly time series for 1915+863 (2026b, 4 global solutions)

Data

Right ascension: 285.2931175688680°
Declination: 86.3982991415825°
No. sessions: 8
No. delays: 233
Defining: No
RMS(α cos δ) = 1.2324 mas
RMS(δ) = 2.4331 mas
Variability ellipse semimajor axis = 2.5358 mas
Variability ellipse semiminor axis = 1.0040 mas
Variability ellipse position angle = -17.8 deg
Equivalent α-δ correlation = -0.53

Observed in only 8 session(s)