Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1557+032 (2025c, independent mode)

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

Right ascension: 239.8790525996442°
Declination: 3.0800714088891°
No. sessions: 172
No. delays: 7551
Defining: Yes
RMS(α cos δ) = 2.8517 mas
RMS(δ) = 3.8094 mas

Quarterly time series for 1557+032 (2025c, 4 global solutions)

Data

Right ascension: 239.8790525775972°
Declination: 3.0800713348099°
No. sessions: 133
No. delays: 6225
Defining: Yes
RMS(α cos δ) = 0.2109 mas
RMS(δ) = 0.3508 mas