Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1520+725 (2026b, independent mode)

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

Right ascension: 230.1985022646804°
Declination: 72.4182142419019°
No. sessions: 6
No. delays: 410
Defining: No
RMS(α cos δ) = 0.7651 mas
RMS(δ) = 0.9946 mas
Variability ellipse semimajor axis = 1.0560 mas
Variability ellipse semiminor axis = 0.6777 mas
Variability ellipse position angle = 25.9 deg
Equivalent α-δ correlation = 0.34

Observed in only 6 session(s)

Quarterly time series for 1520+725 (2026b, 4 global solutions)

Data

Right ascension: 230.1985026612874°
Declination: 72.4182142039887°
No. sessions: 6
No. delays: 410
Defining: No
RMS(α cos δ) = 0.1800 mas
RMS(δ) = 0.5036 mas
Variability ellipse semimajor axis = 0.5109 mas
Variability ellipse semiminor axis = 0.1580 mas
Variability ellipse position angle = 10.2 deg
Equivalent α-δ correlation = 0.45

Observed in only 6 session(s)