Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1305+804 (2026b, independent mode)

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

Right ascension: 196.5238193324333°
Declination: 80.1390462475936°
No. sessions: 6
No. delays: 623
Defining: No
RMS(α cos δ) = 2.7581 mas
RMS(δ) = 2.4062 mas
Variability ellipse semimajor axis = 3.5300 mas
Variability ellipse semiminor axis = 0.9676 mas
Variability ellipse position angle = 49.5 deg
Equivalent α-δ correlation = 0.86

Observed in only 6 session(s)

Quarterly time series for 1305+804 (2026b, 4 global solutions)

Data

Right ascension: 196.5238190143958°
Declination: 80.1390462246162°
No. sessions: 6
No. delays: 623
Defining: No
RMS(α cos δ) = 0.1458 mas
RMS(δ) = 0.1266 mas
Variability ellipse semimajor axis = 0.1687 mas
Variability ellipse semiminor axis = 0.0940 mas
Variability ellipse position angle = -52.7 deg
Equivalent α-δ correlation = -0.51

Observed in only 6 session(s)