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Radio source coordinate time series

 

 

0346-279

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

Right ascension: 57.1589357565354°
Declination: -27.8204349461021°
No. sessions: 172
No. delays: 2954
Defining: Yes
RMS(α cos δ) = 0.4133 mas
RMS(δ) = 0.5068 mas
Cleaned No. sessions: 158
Cleaned RMS(α cos δ) = 0.3521 mas
Cleaned RMS(δ) = 0.3637 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.