Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1520+437 (2025c, independent mode)

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

Right ascension: 230.4565396943169°
Declination: 43.6109054799599°
No. sessions: 460
No. delays: 21117
Defining: Yes
RMS(α cos δ) = 27929.3747 mas
RMS(δ) = 2209.8009 mas

Quarterly time series for 1520+437 (2025c, 4 global solutions)

Data

Right ascension: 230.4567245179648°
Declination: 43.6109078333972°
No. sessions: 418
No. delays: 20492
Defining: Yes
RMS(α cos δ) = 0.1605 mas
RMS(δ) = 0.2466 mas