Paris Observatory Geodetic VLBI Center

 

Radio source coordinate time series for 1818+551 (independent mode)

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

Right ascension: 274.7920239273818°
Declination: 55.1857088660900°
No. sessions: 5
No. delays: 439
Defining: No
RMS(α cos δ) = 2.4376 mas
RMS(δ) = 4.0676 mas

Observed in only 5 session(s)


Quarterly time series for 1818+551

Data - Demeaned data

Right ascension: 274.7920232212651°
Declination: 55.1857092113137°
No. sessions: 5
No. delays: 439
Defining: No
RMS(α cos δ) = 0.0923 mas
RMS(δ) = 0.1652 mas

Observed in only 5 session(s)