Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1121+238 (2026b, independent mode)

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

Right ascension: 171.0112745677605°
Declination: 23.6127418380563°
No. sessions: 11
No. delays: 777
Defining: No
RMS(α cos δ) = 0.1615 mas
RMS(δ) = 0.4222 mas
Variability ellipse semimajor axis = 0.4240 mas
Variability ellipse semiminor axis = 0.1567 mas
Variability ellipse position angle = 5.6 deg
Equivalent α-δ correlation = 0.22

Observed in only 11 session(s)

Quarterly time series for 1121+238 (2026b, 4 global solutions)

Data

Right ascension: 171.0112745632048°
Declination: 23.6127417051650°
No. sessions: 10
No. delays: 774
Defining: No
RMS(α cos δ) = 0.1177 mas
RMS(δ) = 0.2111 mas
Variability ellipse semimajor axis = 0.2268 mas
Variability ellipse semiminor axis = 0.0833 mas
Variability ellipse position angle = -23.1 deg
Equivalent α-δ correlation = -0.65

Observed in only 10 session(s)