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: 230.4567398231220°
Declination: 43.6109141928041°
No. sessions: 367
No. delays: 16899
Defining: Yes
RMS(α cos δ) = 337.7531 mas
RMS(δ) = 356.5404 mas

Quarterly time series for 1520+437

Data - Demeaned data

Right ascension: 230.4567245018574°
Declination: 43.6109078386625°
No. sessions: 341
No. delays: 15685
Defining: Yes
RMS(α cos δ) = 0.1373 mas
RMS(δ) = 0.2030 mas