Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1917+495 (2026b, independent mode)

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

Right ascension: 289.6899151178694°
Declination: 49.6322315124670°
No. sessions: 5
No. delays: 449
Defining: No
RMS(α cos δ) = 1.1032 mas
RMS(δ) = 0.5401 mas
Variability ellipse semimajor axis = 1.1363 mas
Variability ellipse semiminor axis = 0.4665 mas
Variability ellipse position angle = -74.7 deg
Equivalent α-δ correlation = -0.46

Observed in only 5 session(s)

Quarterly time series for 1917+495 (2026b, 4 global solutions)

Data

Right ascension: 289.6899150773153°
Declination: 49.6322315326584°
No. sessions: 5
No. delays: 449
Defining: No
RMS(α cos δ) = 0.1159 mas
RMS(δ) = 0.3054 mas
Variability ellipse semimajor axis = 0.3068 mas
Variability ellipse semiminor axis = 0.1120 mas
Variability ellipse position angle = 6.0 deg
Equivalent α-δ correlation = 0.24

Observed in only 5 session(s)