Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1830+011 (2026a, independent mode)

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

Right ascension: 278.2823368473448°
Declination: 1.2598059768667°
No. sessions: 5
No. delays: 465
Defining: No
RMS(α cos δ) = 0.3464 mas
RMS(δ) = 0.5352 mas
Variability ellipse semimajor axis = 0.6320 mas
Variability ellipse semiminor axis = 0.0837 mas
Variability ellipse position angle = -32.4 deg
Equivalent α-δ correlation = -0.96

Observed in only 5 session(s)

Quarterly time series for 1830+011 (2026a, 4 global solutions)

Data

Right ascension: 278.2823368807257°
Declination: 1.2598059522618°
No. sessions: 5
No. delays: 465
Defining: No
RMS(α cos δ) = 0.1160 mas
RMS(δ) = 0.2428 mas
Variability ellipse semimajor axis = 0.2463 mas
Variability ellipse semiminor axis = 0.1084 mas
Variability ellipse position angle = -10.7 deg
Equivalent α-δ correlation = -0.32

Observed in only 5 session(s)