ivsopar.obspm.fr

Radio source coordinate time series

 

 

1124-186

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

Right ascension: 171.7683018459497°
Declination: -18.9548450132640°
No. sessions: 1831
No. delays: 63341
Defining: Yes
RMS(α cos δ) = 0.4977 mas
RMS(δ) = 0.5412 mas
Cleaned No. sessions: 1549
Cleaned RMS(α cos δ) = 0.2343 mas
Cleaned RMS(δ) = 0.2204 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.