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Radio source coordinate time series

 

 

1128+385

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

Right ascension: 172.7220108782914°
Declination: 38.2551519392151°
No. sessions: 1563
No. delays: 88145
Defining: Yes
RMS(α cos δ) = 0.3371 mas
RMS(δ) = 0.4282 mas
Cleaned No. sessions: 1451
Cleaned RMS(α cos δ) = 0.2014 mas
Cleaned RMS(δ) = 0.3128 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.