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Radio source coordinate time series

 

 

0454-810

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

Right ascension: 72.5226679228841°
Declination: -81.0172865912830°
No. sessions: 157
No. delays: 10721
Defining: Yes
RMS(α cos δ) = 0.2078 mas
RMS(δ) = 0.3531 mas
Cleaned No. sessions: 130
Cleaned RMS(α cos δ) = 0.1934 mas
Cleaned RMS(δ) = 0.1787 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.