<Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1639-287 (2026a, independent mode)

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

Right ascension: 250.7473880801598°
Declination: -28.8327617135490°
No. sessions: 8
No. delays: 237
Defining: No
RMS(α cos δ) = 2.8549 mas
RMS(δ) = 2.9689 mas

Observed in only 8 session(s)

Quarterly time series for 1639-287 (2026a, 4 global solutions)

Data

Right ascension: 250.7473879136298°
Declination: -28.8327616832170°
No. sessions: 9
No. delays: 242
Defining: No
RMS(α cos δ) = 0.4834 mas
RMS(δ) = 2.2134 mas

Observed in only 9 session(s)