Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1640+254 (2025b, independent mode)

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

Right ascension: 250.6683825763550°
Declination: 25.3854673258313°
No. sessions: 6
No. delays: 685
Defining: No
RMS(α cos δ) = 0.4345 mas
RMS(δ) = 0.3501 mas

Observed in only 6 session(s)

Quarterly time series for 1640+254 (2025b, 4 global solutions)

Data

Right ascension: 250.6683826310326°
Declination: 25.3854673086854°
No. sessions: 6
No. delays: 685
Defining: No
RMS(α cos δ) = 0.1780 mas
RMS(δ) = 0.1301 mas

Observed in only 6 session(s)