Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1442+637 (2026b, independent mode)

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

Right ascension: 220.9941733737627°
Declination: 63.5406555473592°
No. sessions: 7
No. delays: 571
Defining: No
RMS(α cos δ) = 22.0013 mas
RMS(δ) = 36.7313 mas
Variability ellipse semimajor axis = 42.6832 mas
Variability ellipse semiminor axis = 3.3748 mas
Variability ellipse position angle = -30.7 deg
Equivalent α-δ correlation = -0.98

Observed in only 7 session(s)

Quarterly time series for 1442+637 (2026b, 4 global solutions)

Data

Right ascension: 220.9941700117735°
Declination: 63.5406569613982°
No. sessions: 7
No. delays: 571
Defining: No
RMS(α cos δ) = 0.1450 mas
RMS(δ) = 0.1760 mas
Variability ellipse semimajor axis = 0.1899 mas
Variability ellipse semiminor axis = 0.1263 mas
Variability ellipse position angle = -30.1 deg
Equivalent α-δ correlation = -0.34

Observed in only 7 session(s)