ivsopar.obspm.fr

Radio source coordinate time series

 

 

0426+273

Data
SIMBAD - NED - LQAC
MOJAVE - Astrogeo - BVID
Aladin - SDSS

Right ascension: 67.4706698745160°
Declination: 27.4105212009372°
No. sessions: 66
No. delays: 2184
Defining: Yes
RMS(α cos δ) = 0.4680 mas
RMS(δ) = 0.8897 mas
Cleaned No. sessions: 62
Cleaned RMS(α cos δ) = 0.1858 mas
Cleaned RMS(δ) = 0.3894 mas

Note: Cleaning is a simple outlier elimination algorithm to remove bad sessions. Points whose distance to the mean scaled by the error is larger than 3 are iteratively deleted. The cleaned rms are provided as is and should be taken with some care, especially if the number of sessions is small.