Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 1253+185 (2026b, independent mode)

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

Right ascension: 193.8823330284802°
Declination: 18.2974751666867°
No. sessions: 6
No. delays: 403
Defining: No
RMS(α cos δ) = 0.3464 mas
RMS(δ) = 0.6146 mas
Variability ellipse semimajor axis = 0.6146 mas
Variability ellipse semiminor axis = 0.3463 mas
Variability ellipse position angle = 0.7 deg
Equivalent α-δ correlation = 0.02

Observed in only 6 session(s)

Quarterly time series for 1253+185 (2026b, 4 global solutions)

Data

Right ascension: 193.8823330474606°
Declination: 18.2974750733001°
No. sessions: 6
No. delays: 403
Defining: No
RMS(α cos δ) = 0.1496 mas
RMS(δ) = 0.3145 mas
Variability ellipse semimajor axis = 0.3145 mas
Variability ellipse semiminor axis = 0.1496 mas
Variability ellipse position angle = 0.4 deg
Equivalent α-δ correlation = 0.01

Observed in only 6 session(s)