Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1654+185 (2026b, independent mode)

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

Right ascension: 254.1420380772661°
Declination: 18.4406519297230°
No. sessions: 6
No. delays: 348
Defining: No
RMS(α cos δ) = 0.2769 mas
RMS(δ) = 0.4228 mas
Variability ellipse semimajor axis = 0.5011 mas
Variability ellipse semiminor axis = 0.0665 mas
Variability ellipse position angle = -32.7 deg
Equivalent α-δ correlation = -0.96

Observed in only 6 session(s)

Quarterly time series for 1654+185 (2026b, 4 global solutions)

Data

Right ascension: 254.1420380778592°
Declination: 18.4406518669124°
No. sessions: 6
No. delays: 348
Defining: No
RMS(α cos δ) = 0.2522 mas
RMS(δ) = 0.2656 mas
Variability ellipse semimajor axis = 0.2978 mas
Variability ellipse semiminor axis = 0.2132 mas
Variability ellipse position angle = -40.3 deg
Equivalent α-δ correlation = -0.32

Observed in only 6 session(s)