Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1212+177 (2026b, independent mode)

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

Right ascension: 183.8113336546229°
Declination: 17.5006264676715°
No. sessions: 7
No. delays: 263
Defining: No
RMS(α cos δ) = 2.0084 mas
RMS(δ) = 2.8038 mas
Variability ellipse semimajor axis = 3.3377 mas
Variability ellipse semiminor axis = 0.8687 mas
Variability ellipse position angle = 34.1 deg
Equivalent α-δ correlation = 0.86

Observed in only 7 session(s)

Quarterly time series for 1212+177 (2026b, 4 global solutions)

Data

Right ascension: 183.8113336047736°
Declination: 17.5006264760860°
No. sessions: 7
No. delays: 263
Defining: No
RMS(α cos δ) = 2.0152 mas
RMS(δ) = 2.9704 mas
Variability ellipse semimajor axis = 3.4460 mas
Variability ellipse semiminor axis = 1.0045 mas
Variability ellipse position angle = 32.0 deg
Equivalent α-δ correlation = 0.82

Observed in only 7 session(s)