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: 194.4017699060867°
Declination: 83.7086893264089°
No. sessions: 5
No. delays: 433
Defining: No
RMS(α cos δ) = 2.2286 mas
RMS(δ) = 1.9492 mas

Observed in only 5 session(s)

Quarterly time series for 1257+839

Data - Demeaned data

Right ascension: 194.4017708996518°
Declination: 83.7086897619776°
No. sessions: 5
No. delays: 433
Defining: No
RMS(α cos δ) = 0.6245 mas
RMS(δ) = 0.4532 mas

Observed in only 5 session(s)