Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0631+258 (2026a, independent mode)

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

Right ascension: 98.6154145677143°
Declination: 25.8480886633752°
No. sessions: 5
No. delays: 265
Defining: No
RMS(α cos δ) = 15.5204 mas
RMS(δ) = 9.3954 mas
Variability ellipse semimajor axis = 16.5350 mas
Variability ellipse semiminor axis = 7.4665 mas
Variability ellipse position angle = -67.2 deg
Equivalent α-δ correlation = -0.53

Observed in only 5 session(s)

Quarterly time series for 0631+258 (2026a, 4 global solutions)

Data

Right ascension: 98.6154150654896°
Declination: 25.8480882523654°
No. sessions: 5
No. delays: 265
Defining: No
RMS(α cos δ) = 0.6640 mas
RMS(δ) = 0.2236 mas
Variability ellipse semimajor axis = 0.6849 mas
Variability ellipse semiminor axis = 0.1473 mas
Variability ellipse position angle = 75.4 deg
Equivalent α-δ correlation = 0.73

Observed in only 5 session(s)