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Radio source coordinate time series

 

 

2250+190

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

Right ascension: 343.2807049362204°
Declination: 19.7096190817586°
No. sessions: 134
No. delays: 5255
Defining: Yes
RMS(α cos δ) = 1.9844 mas
RMS(δ) = 2.3877 mas
Cleaned No. sessions: 112
Cleaned RMS(α cos δ) = 0.2293 mas
Cleaned RMS(δ) = 0.4018 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.