Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1830+139 (independent mode)

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

Right ascension: 278.1811294671104°
Declination: 13.9623335783442°
No. sessions: 9
No. delays: 453
Defining: No
RMS(α cos δ) = 0.4361 mas
RMS(δ) = 0.6461 mas

Observed in only 9 session(s)

Quarterly time series for 1830+139

Data - Demeaned data

Right ascension: 278.1811295773034°
Declination: 13.9623334150856°
No. sessions: 7
No. delays: 429
Defining: No
RMS(α cos δ) = 0.1312 mas
RMS(δ) = 0.4122 mas

Observed in only 7 session(s)