Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1023+747 (2026b, independent mode)

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

Right ascension: 156.8506117603818°
Declination: 74.4739160311559°
No. sessions: 8
No. delays: 1018
Defining: No
RMS(α cos δ) = 1.0488 mas
RMS(δ) = 0.2346 mas
Variability ellipse semimajor axis = 1.0500 mas
Variability ellipse semiminor axis = 0.2288 mas
Variability ellipse position angle = -87.0 deg
Equivalent α-δ correlation = -0.22

Observed in only 8 session(s)

Quarterly time series for 1023+747 (2026b, 4 global solutions)

Data

Right ascension: 156.8506115725298°
Declination: 74.4739160411196°
No. sessions: 8
No. delays: 1018
Defining: No
RMS(α cos δ) = 0.1053 mas
RMS(δ) = 0.2146 mas
Variability ellipse semimajor axis = 0.2156 mas
Variability ellipse semiminor axis = 0.1031 mas
Variability ellipse position angle = 6.4 deg
Equivalent α-δ correlation = 0.18

Observed in only 8 session(s)