Paris Observatory Geodetic VLBI Center

 

Radio source coordinate time series for 1830+074 (independent mode)

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

Right ascension: 278.1749545218158°
Declination: 7.5319795962461°
No. sessions: 5
No. delays: 505
Defining: No
RMS(α cos δ) = 0.2572 mas
RMS(δ) = 0.2032 mas

Observed in only 5 session(s)


Quarterly time series for 1830+074

Data - Demeaned data

Right ascension: 278.1749545006475°
Declination: 7.5319796087197°
No. sessions: 4
No. delays: 424
Defining: No
RMS(α cos δ) = 0.0254 mas
RMS(δ) = 0.1836 mas

Observed in only 4 session(s)