Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1338+381 (2026b, independent mode)

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

Right ascension: 205.0956325066082°
Declination: 37.9121759263767°
No. sessions: 10
No. delays: 307
Defining: No
RMS(α cos δ) = 0.3107 mas
RMS(δ) = 0.4559 mas
Variability ellipse semimajor axis = 0.4582 mas
Variability ellipse semiminor axis = 0.3074 mas
Variability ellipse position angle = -7.6 deg
Equivalent α-δ correlation = -0.11

Observed in only 10 session(s)

Quarterly time series for 1338+381 (2026b, 4 global solutions)

Data

Right ascension: 205.0956326277118°
Declination: 37.9121758421116°
No. sessions: 9
No. delays: 257
Defining: No
RMS(α cos δ) = 0.2717 mas
RMS(δ) = 0.5985 mas
Variability ellipse semimajor axis = 0.5986 mas
Variability ellipse semiminor axis = 0.2716 mas
Variability ellipse position angle = -0.8 deg
Equivalent α-δ correlation = -0.03

Observed in only 9 session(s)