Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1639+230 (independent mode)

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

Right ascension: 250.3557459182038°
Declination: 22.9451846643935°
No. sessions: 674
No. delays: 32279
Defining: No
RMS(α cos δ) = 142796.5635 mas
RMS(δ) = *********** mas

Quarterly time series for 1639+230

Data - Demeaned data

Right ascension: 250.3551148645427°
Declination: 22.9511202409374°
No. sessions: 578
No. delays: 25940
Defining: No
RMS(α cos δ) = 0.1532 mas
RMS(δ) = 0.2358 mas