Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1457+449 (2026a, independent mode)

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

Right ascension: 224.8977421097768°
Declination: 44.7022001121605°
No. sessions: 5
No. delays: 583
Defining: No
RMS(α cos δ) = 0.6874 mas
RMS(δ) = 0.7231 mas
Variability ellipse semimajor axis = 0.9873 mas
Variability ellipse semiminor axis = 0.1439 mas
Variability ellipse position angle = 43.4 deg
Equivalent α-δ correlation = 0.96

Observed in only 5 session(s)

Quarterly time series for 1457+449 (2026a, 4 global solutions)

Data

Right ascension: 224.8977420510572°
Declination: 44.7022000013909°
No. sessions: 6
No. delays: 650
Defining: No
RMS(α cos δ) = 0.1192 mas
RMS(δ) = 0.0765 mas
Variability ellipse semimajor axis = 0.1271 mas
Variability ellipse semiminor axis = 0.0627 mas
Variability ellipse position angle = -66.6 deg
Equivalent α-δ correlation = -0.49

Observed in only 6 session(s)