Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1841+447 (2026a, independent mode)

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

Right ascension: 280.7829879533772°
Declination: 44.8309763507487°
No. sessions: 5
No. delays: 482
Defining: No
RMS(α cos δ) = 11.2151 mas
RMS(δ) = 32.2385 mas
Variability ellipse semimajor axis = 33.4528 mas
Variability ellipse semiminor axis = 6.7830 mas
Variability ellipse position angle = 15.8 deg
Equivalent α-δ correlation = 0.78

Observed in only 5 session(s)

Quarterly time series for 1841+447 (2026a, 4 global solutions)

Data

Right ascension: 280.7829892846862°
Declination: 44.8309783781166°
No. sessions: 6
No. delays: 507
Defining: No
RMS(α cos δ) = 0.2530 mas
RMS(δ) = 0.1454 mas
Variability ellipse semimajor axis = 0.2642 mas
Variability ellipse semiminor axis = 0.1239 mas
Variability ellipse position angle = 70.9 deg
Equivalent α-δ correlation = 0.46

Observed in only 6 session(s)