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Radio source coordinate time series

 

 

1758-651

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

Right ascension: 270.8479026535985°
Declination: -65.1268781024165°
No. sessions: 232
No. delays: 3139
Defining: Yes
RMS(α cos δ) = 5.3703 mas
RMS(δ) = 6.8630 mas
Cleaned No. sessions: 219
Cleaned RMS(α cos δ) = 0.4087 mas
Cleaned RMS(δ) = 0.4327 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.