Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1604+274 (2026b, independent mode)

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

Right ascension: 241.7429181548127°
Declination: 27.2848842982409°
No. sessions: 5
No. delays: 487
Defining: No
RMS(α cos δ) = 0.1767 mas
RMS(δ) = 0.4629 mas
Variability ellipse semimajor axis = 0.4926 mas
Variability ellipse semiminor axis = 0.0532 mas
Variability ellipse position angle = 20.1 deg
Equivalent α-δ correlation = 0.95

Observed in only 5 session(s)

Quarterly time series for 1604+274 (2026b, 4 global solutions)

Data

Right ascension: 241.7429180919461°
Declination: 27.2848842602730°
No. sessions: 5
No. delays: 487
Defining: No
RMS(α cos δ) = 0.0499 mas
RMS(δ) = 0.1682 mas
Variability ellipse semimajor axis = 0.1768 mas
Variability ellipse semiminor axis = 0.0217 mas
Variability ellipse position angle = -17.7 deg
Equivalent α-δ correlation = -1.10

Observed in only 5 session(s)