<Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1830+139 (2026a, independent mode)

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

Right ascension: 278.1811295856825°
Declination: 13.9623335765936°
No. sessions: 9
No. delays: 580
Defining: No
RMS(α cos δ) = 0.3508 mas
RMS(δ) = 0.4376 mas

Observed in only 9 session(s)

Quarterly time series for 1830+139 (2026a, 4 global solutions)

Data

Right ascension: 278.1811295858939°
Declination: 13.9623334394226°
No. sessions: 9
No. delays: 617
Defining: No
RMS(α cos δ) = 0.1718 mas
RMS(δ) = 0.3440 mas

Observed in only 9 session(s)