Paris Observatory Geodetic VLBI Center

 

Radio source coordinate time series for 1257+839 (independent mode)

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

Right ascension: 194.4017700531696°
Declination: 83.7086894953395°
No. sessions: 5
No. delays: 433
Defining: No
RMS(α cos δ) = 1.3548 mas
RMS(δ) = 0.4297 mas

Observed in only 5 session(s)