Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1030+687 (2026b, independent mode)

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

Right ascension: 158.5046233995171°
Declination: 68.5408742295526°
No. sessions: 5
No. delays: 357
Defining: No
RMS(α cos δ) = 0.6019 mas
RMS(δ) = 0.4282 mas
Variability ellipse semimajor axis = 0.7196 mas
Variability ellipse semiminor axis = 0.1666 mas
Variability ellipse position angle = -55.7 deg
Equivalent α-δ correlation = -0.89

Observed in only 5 session(s)

Quarterly time series for 1030+687 (2026b, 4 global solutions)

Data

Right ascension: 158.5046233114371°
Declination: 68.5408741652659°
No. sessions: 5
No. delays: 357
Defining: No
RMS(α cos δ) = 0.2823 mas
RMS(δ) = 0.2247 mas
Variability ellipse semimajor axis = 0.3385 mas
Variability ellipse semiminor axis = 0.1249 mas
Variability ellipse position angle = -53.5 deg
Equivalent α-δ correlation = -0.75

Observed in only 5 session(s)