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Radio source coordinate time series

 

 

0017+200

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

Right ascension: 4.9077270959598°
Declination: 20.3626790550206°
No. sessions: 205
No. delays: 27164
Defining: No
RMS(α cos δ) = 0.2657 mas
RMS(δ) = 0.1547 mas
Cleaned No. sessions: 146
Cleaned RMS(α cos δ) = 0.1257 mas
Cleaned RMS(δ) = 0.0993 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.