Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1227+255 (2025b, independent mode)

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

Right ascension: 187.5587056620193°
Declination: 25.3019824183351°
No. sessions: 42
No. delays: 2511
Defining: Yes
RMS(α cos δ) = 7.5479 mas
RMS(δ) = 1.4973 mas

Observed in only 42 session(s)

Quarterly time series for 1227+255 (2025b, 4 global solutions)

Data

Right ascension: 187.5587056282832°
Declination: 25.3019823079675°
No. sessions: 41
No. delays: 2445
Defining: Yes
RMS(α cos δ) = 0.1834 mas
RMS(δ) = 0.2397 mas

Observed in only 41 session(s)