Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1303+577 (2026b, independent mode)

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

Right ascension: 196.4474260397311°
Declination: 57.5318890927122°
No. sessions: 4
No. delays: 192
Defining: No
RMS(α cos δ) = 40.8082 mas
RMS(δ) = 29.0168 mas
Variability ellipse semimajor axis = 51.3534 mas
Variability ellipse semiminor axis = 11.3967 mas
Variability ellipse position angle = -53.6 deg
Equivalent α-δ correlation = -1.12

Observed in only 4 session(s)

Quarterly time series for 1303+577 (2026b, 4 global solutions)

Data

Right ascension: 196.4474244087950°
Declination: 57.5318924689033°
No. sessions: 4
No. delays: 192
Defining: No
RMS(α cos δ) = 0.7762 mas
RMS(δ) = 1.0054 mas
Variability ellipse semimajor axis = 1.2090 mas
Variability ellipse semiminor axis = 0.3893 mas
Variability ellipse position angle = -35.9 deg
Equivalent α-δ correlation = -0.80

Observed in only 4 session(s)