Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1212+087 (2026b, independent mode)

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

Right ascension: 183.7496381214034°
Declination: 8.4895883012923°
No. sessions: 6
No. delays: 353
Defining: No
RMS(α cos δ) = 0.3836 mas
RMS(δ) = 0.6685 mas
Variability ellipse semimajor axis = 0.6861 mas
Variability ellipse semiminor axis = 0.3513 mas
Variability ellipse position angle = 15.1 deg
Equivalent α-δ correlation = 0.34

Observed in only 6 session(s)

Quarterly time series for 1212+087 (2026b, 4 global solutions)

Data

Right ascension: 183.7496381912496°
Declination: 8.4895882279805°
No. sessions: 5
No. delays: 350
Defining: No
RMS(α cos δ) = 0.0326 mas
RMS(δ) = 0.1371 mas
Variability ellipse semimajor axis = 0.1381 mas
Variability ellipse semiminor axis = 0.0282 mas
Variability ellipse position angle = 6.9 deg
Equivalent α-δ correlation = 0.49

Observed in only 5 session(s)