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: 230.4567349733662°
Declination: 43.6109124431076°
No. sessions: 377
No. delays: 17106
Defining: Yes
RMS(α cos δ) = 236.4066 mas
RMS(δ) = 262.9194 mas

Quarterly time series for 1520+437

Data - Demeaned data

Right ascension: 230.4567244874815°
Declination: 43.6109078300448°
No. sessions: 352
No. delays: 15524
Defining: Yes
RMS(α cos δ) = 0.1795 mas
RMS(δ) = 0.2269 mas