Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1827+645 (2026b, independent mode)

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

Right ascension: 277.0410738947297°
Declination: 64.5711205728143°
No. sessions: 5
No. delays: 307
Defining: No
RMS(α cos δ) = 0.5519 mas
RMS(δ) = 0.7470 mas
Variability ellipse semimajor axis = 0.7550 mas
Variability ellipse semiminor axis = 0.5409 mas
Variability ellipse position angle = -12.0 deg
Equivalent α-δ correlation = -0.14

Observed in only 5 session(s)

Quarterly time series for 1827+645 (2026b, 4 global solutions)

Data

Right ascension: 277.0410737408851°
Declination: 64.5711204791852°
No. sessions: 5
No. delays: 307
Defining: No
RMS(α cos δ) = 0.4354 mas
RMS(δ) = 0.5119 mas
Variability ellipse semimajor axis = 0.5809 mas
Variability ellipse semiminor axis = 0.3379 mas
Variability ellipse position angle = 35.5 deg
Equivalent α-δ correlation = 0.47

Observed in only 5 session(s)