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(137078) 1998XZ4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8877 days
Unobserved 69 days

 

Astrometry summary
Optical
RMS of residuals 0.613384
First observation 1998-12-11.42967
Last observation 2023-04-01.127332
Number (Discarded) 494 (8)

 

Get the observational details
Optical observations (ASCII file)

 

Note. The ASCII file is in a format suitable for OrbFit input.