<Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1557+234 (2026a, independent mode)

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

Right ascension: 239.9675106017034°
Declination: 23.2824246644542°
No. sessions: 3
No. delays: 271
Defining: No
RMS(α cos δ) = 0.2873 mas
RMS(δ) = 1.0338 mas

Observed in only 3 session(s)

Quarterly time series for 1557+234 (2026a, 4 global solutions)

Data

Right ascension: 239.9675107317649°
Declination: 23.2824243805075°
No. sessions: 3
No. delays: 271
Defining: No
RMS(α cos δ) = 0.0510 mas
RMS(δ) = 0.2193 mas

Observed in only 3 session(s)