Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1928+738 (2025b, independent mode)

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

Right ascension: 291.9520629324840°
Declination: 73.9671028457989°
No. sessions: 162
No. delays: 6537
Defining: No
RMS(α cos δ) = 4.3468 mas
RMS(δ) = 3.5001 mas

Quarterly time series for 1928+738 (2025b, 4 global solutions)

Data

Right ascension: 291.9520631313688°
Declination: 73.9671028169849°
No. sessions: 158
No. delays: 6429
Defining: No
RMS(α cos δ) = 0.2285 mas
RMS(δ) = 0.4944 mas