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Radio source coordinate time series

 

 

1149-084

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

Right ascension: 178.0717063414321°
Declination: -8.6842538820016°
No. sessions: 311
No. delays: 10664
Defining: Yes
RMS(α cos δ) = 0.8549 mas
RMS(δ) = 2.1271 mas
Cleaned No. sessions: 275
Cleaned RMS(α cos δ) = 0.2693 mas
Cleaned RMS(δ) = 0.3920 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.