Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1837+479 (2026b, independent mode)

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

Right ascension: 279.7048127338419°
Declination: 48.0428539632152°
No. sessions: 6
No. delays: 254
Defining: No
RMS(α cos δ) = 0.8281 mas
RMS(δ) = 0.4174 mas
Variability ellipse semimajor axis = 0.8326 mas
Variability ellipse semiminor axis = 0.4084 mas
Variability ellipse position angle = -83.1 deg
Equivalent α-δ correlation = -0.18

Observed in only 6 session(s)

Quarterly time series for 1837+479 (2026b, 4 global solutions)

Data

Right ascension: 279.7048126822687°
Declination: 48.0428540333876°
No. sessions: 6
No. delays: 254
Defining: No
RMS(α cos δ) = 0.4442 mas
RMS(δ) = 0.5031 mas
Variability ellipse semimajor axis = 0.6078 mas
Variability ellipse semiminor axis = 0.2846 mas
Variability ellipse position angle = -39.4 deg
Equivalent α-δ correlation = -0.63

Observed in only 6 session(s)