Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1305+502 (2026b, independent mode)

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

Right ascension: 197.0330175947833°
Declination: 49.9648529481324°
No. sessions: 7
No. delays: 803
Defining: No
RMS(α cos δ) = 0.1328 mas
RMS(δ) = 0.4546 mas
Variability ellipse semimajor axis = 0.4547 mas
Variability ellipse semiminor axis = 0.1326 mas
Variability ellipse position angle = -1.0 deg
Equivalent α-δ correlation = -0.06

Observed in only 7 session(s)

Quarterly time series for 1305+502 (2026b, 4 global solutions)

Data

Right ascension: 197.0330176802576°
Declination: 49.9648528829498°
No. sessions: 7
No. delays: 803
Defining: No
RMS(α cos δ) = 0.0717 mas
RMS(δ) = 0.1395 mas
Variability ellipse semimajor axis = 0.1395 mas
Variability ellipse semiminor axis = 0.0717 mas
Variability ellipse position angle = -0.5 deg
Equivalent α-δ correlation = -0.01

Observed in only 7 session(s)