Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1621+078 (2026b, independent mode)

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

Right ascension: 245.9927163204092°
Declination: 7.6918196547926°
No. sessions: 6
No. delays: 438
Defining: No
RMS(α cos δ) = 0.3277 mas
RMS(δ) = 0.5325 mas
Variability ellipse semimajor axis = 0.5656 mas
Variability ellipse semiminor axis = 0.2668 mas
Variability ellipse position angle = -22.4 deg
Equivalent α-δ correlation = -0.50

Observed in only 6 session(s)

Quarterly time series for 1621+078 (2026b, 4 global solutions)

Data

Right ascension: 245.9927163170102°
Declination: 7.6918196627901°
No. sessions: 6
No. delays: 438
Defining: No
RMS(α cos δ) = 0.1862 mas
RMS(δ) = 0.2350 mas
Variability ellipse semimajor axis = 0.3015 mas
Variability ellipse semiminor axis = 0.0322 mas
Variability ellipse position angle = -38.5 deg
Equivalent α-δ correlation = -1.02

Observed in only 6 session(s)