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Radio source coordinate time series

 

 

1759-396

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

Right ascension: 270.6778336130005°
Declination: -39.6688634969299°
No. sessions: 438
No. delays: 6397
Defining: No
RMS(α cos δ) = 2.5230 mas
RMS(δ) = 2.7510 mas
Cleaned No. sessions: 391
Cleaned RMS(α cos δ) = 0.5064 mas
Cleaned RMS(δ) = 0.7187 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.