Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1618+530 (2026b, independent mode)

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

Right ascension: 244.9266195817653°
Declination: 52.9370549859253°
No. sessions: 5
No. delays: 468
Defining: No
RMS(α cos δ) = 1.1454 mas
RMS(δ) = 0.6929 mas
Variability ellipse semimajor axis = 1.1654 mas
Variability ellipse semiminor axis = 0.6586 mas
Variability ellipse position angle = 77.0 deg
Equivalent α-δ correlation = 0.25

Observed in only 5 session(s)

Quarterly time series for 1618+530 (2026b, 4 global solutions)

Data

Right ascension: 244.9266197756967°
Declination: 52.9370550208762°
No. sessions: 5
No. delays: 468
Defining: No
RMS(α cos δ) = 0.1044 mas
RMS(δ) = 0.1424 mas
Variability ellipse semimajor axis = 0.1431 mas
Variability ellipse semiminor axis = 0.1034 mas
Variability ellipse position angle = -8.3 deg
Equivalent α-δ correlation = -0.09

Observed in only 5 session(s)