Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1659-621 (2026b, independent mode)

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

Right ascension: 255.9022150534900°
Declination: -62.2111435299858°
No. sessions: 59
No. delays: 842
Defining: No
RMS(α cos δ) = 406.6792 mas
RMS(δ) = 544.9095 mas
Variability ellipse semimajor axis = 683.6827 mas
Variability ellipse semiminor axis = 71.4681 mas
Variability ellipse position angle = 36.9 deg
Equivalent α-δ correlation = 1.02

Observed in only 59 session(s)

Quarterly time series for 1659-621 (2026b, 4 global solutions)

Data

Right ascension: 255.9022550772281°
Declination: -62.2111134521301°
No. sessions: 50
No. delays: 815
Defining: No
RMS(α cos δ) = 0.2489 mas
RMS(δ) = 0.5052 mas
Variability ellipse semimajor axis = 0.5209 mas
Variability ellipse semiminor axis = 0.2139 mas
Variability ellipse position angle = 15.5 deg
Equivalent α-δ correlation = 0.46

Observed in only 50 session(s)