Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0548+378 (2026a, independent mode)

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

Right ascension: 88.0747556049572°
Declination: 37.9070111549908°
No. sessions: 107
No. delays: 6591
Defining: No
RMS(α cos δ) = 454.3643 mas
RMS(δ) = 644.0043 mas
Variability ellipse semimajor axis = 749.0445 mas
Variability ellipse semiminor axis = 245.1955 mas
Variability ellipse position angle = -32.7 deg
Equivalent α-δ correlation = -0.78

Quarterly time series for 0548+378 (2026a, 4 global solutions)

Data

Right ascension: 88.0747371330107°
Declination: 37.9070229169357°
No. sessions: 93
No. delays: 6545
Defining: No
RMS(α cos δ) = 0.1821 mas
RMS(δ) = 0.1853 mas
Variability ellipse semimajor axis = 0.1892 mas
Variability ellipse semiminor axis = 0.1781 mas
Variability ellipse position angle = 36.7 deg
Equivalent α-δ correlation = 0.06