Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1921-159 (2026b, independent mode)

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

Right ascension: 291.0492680912170°
Declination: -15.8172351041518°
No. sessions: 5
No. delays: 328
Defining: No
RMS(α cos δ) = 0.3956 mas
RMS(δ) = 0.6816 mas
Variability ellipse semimajor axis = 0.6859 mas
Variability ellipse semiminor axis = 0.3880 mas
Variability ellipse position angle = -7.8 deg
Equivalent α-δ correlation = -0.16

Observed in only 5 session(s)

Quarterly time series for 1921-159 (2026b, 4 global solutions)

Data

Right ascension: 291.0492680447758°
Declination: -15.8172351923718°
No. sessions: 5
No. delays: 328
Defining: No
RMS(α cos δ) = 0.1889 mas
RMS(δ) = 0.5679 mas
Variability ellipse semimajor axis = 0.5679 mas
Variability ellipse semiminor axis = 0.1888 mas
Variability ellipse position angle = -0.5 deg
Equivalent α-δ correlation = -0.03

Observed in only 5 session(s)