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Radio source coordinate time series

 

 

1619-680

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

Right ascension: 246.0768204855213°
Declination: -68.1534713376865°
No. sessions: 53
No. delays: 1002
Defining: Yes
RMS(α cos δ) = 0.7263 mas
RMS(δ) = 0.4824 mas
Cleaned No. sessions: 46
Cleaned RMS(α cos δ) = 0.5242 mas
Cleaned RMS(δ) = 0.6022 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.