Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1740+478 (2026a, independent mode)

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

Right ascension: 265.3950913040160°
Declination: 47.8590378511257°
No. sessions: 5
No. delays: 502
Defining: No
RMS(α cos δ) = 0.2856 mas
RMS(δ) = 1.0555 mas
Variability ellipse semimajor axis = 1.0892 mas
Variability ellipse semiminor axis = 0.0962 mas
Variability ellipse position angle = 14.3 deg
Equivalent α-δ correlation = 0.94

Observed in only 5 session(s)

Quarterly time series for 1740+478 (2026a, 4 global solutions)

Data

Right ascension: 265.3950914085064°
Declination: 47.8590379365623°
No. sessions: 5
No. delays: 502
Defining: No
RMS(α cos δ) = 0.0883 mas
RMS(δ) = 0.1064 mas
Variability ellipse semimajor axis = 0.1254 mas
Variability ellipse semiminor axis = 0.0583 mas
Variability ellipse position angle = -36.6 deg
Equivalent α-δ correlation = -0.63

Observed in only 5 session(s)