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: 250.3557717860232°
Declination: 22.9449931200360°
No. sessions: 652
No. delays: 31221
Defining: No
RMS(α cos δ) = 145693.8963 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