Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1638+398 (independent mode)

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

Right ascension: 250.1234739439964°
Declination: 39.7794527198369°
No. sessions: 2004
No. delays: 168388
Defining: No
RMS(α cos δ) = 236.4834 mas
RMS(δ) = 150.2960 mas

Quarterly time series for 1638+398

Data

Right ascension: 250.1234698614762°
Declination: 39.7794522748630°
No. sessions: 1940
No. delays: 164994
Defining: No
RMS(α cos δ) = 0.1573 mas
RMS(δ) = 0.3008 mas