Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1520+437 (independent mode)

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

Right ascension: 230.4567396083930°
Declination: 43.6109141421059°
No. sessions: 405
No. delays: 16573
Defining: Yes
RMS(α cos δ) = 335.5427 mas
RMS(δ) = 354.8199 mas

Quarterly time series for 1520+437

Data - Demeaned data

Right ascension: 230.4567244985116°
Declination: 43.6109077923480°
No. sessions: 388
No. delays: 15896
Defining: Yes
RMS(α cos δ) = 0.1835 mas
RMS(δ) = 0.2240 mas