Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1909+161 (independent mode)

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

Right ascension: 287.9927554650957°
Declination: 16.1963475378477°
No. sessions: 349
No. delays: 12608
Defining: Yes
RMS(α cos δ) = 562.7788 mas
RMS(δ) = 121.6918 mas

Quarterly time series for 1909+161

Data - Demeaned data

Right ascension: 287.9927391854784°
Declination: 16.1963514647370°
No. sessions: 326
No. delays: 12151
Defining: Yes
RMS(α cos δ) = 0.2613 mas
RMS(δ) = 0.2882 mas