Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1502+481 (2026b, independent mode)

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

Right ascension: 225.9499755818075°
Declination: 47.9919532597918°
No. sessions: 2
No. delays: 153
Defining: No
RMS(α cos δ) = 20.1401 mas
RMS(δ) = 5.8126 mas
Variability ellipse semimajor axis = 21.0401 mas
Variability ellipse semiminor axis = 1.8102 mas
Variability ellipse position angle = -73.2 deg
Equivalent α-δ correlation = -1.05

Observed in only 2 session(s)

Quarterly time series for 1502+481 (2026b, 4 global solutions)

Data

Right ascension: 225.9499824717175°
Declination: 47.9919523543027°
No. sessions: 2
No. delays: 153
Defining: No
RMS(α cos δ) = 0.0197 mas
RMS(δ) = 0.0720 mas
Variability ellipse semimajor axis = 0.0746 mas
Variability ellipse semiminor axis = 0.0007 mas
Variability ellipse position angle = 15.3 deg
Equivalent α-δ correlation = 1.00

Observed in only 2 session(s)