Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1557+032 (2026a, independent mode)

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

Right ascension: 239.8790526470766°
Declination: 3.0800713695269°
No. sessions: 148
No. delays: 6324
Defining: Yes
RMS(α cos δ) = 4.6125 mas
RMS(δ) = 4.7056 mas

Quarterly time series for 1557+032 (2026a, 4 global solutions)

Data

Right ascension: 239.8790525783198°
Declination: 3.0800713369256°
No. sessions: 135
No. delays: 6246
Defining: Yes
RMS(α cos δ) = 0.2102 mas
RMS(δ) = 0.3463 mas