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Radio source coordinate time series

 

 

0002-478

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

Right ascension: 1.1485645463231°
Declination: -47.6054453309559°
No. sessions: 42
No. delays: 344
Defining: Yes
RMS(α cos δ) = 0.5048 mas
RMS(δ) = 1.6922 mas
Cleaned No. sessions: 38
Cleaned RMS(α cos δ) = 0.5409 mas
Cleaned RMS(δ) = 1.1395 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.