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NEODyS ∴ Objects ∴ 1997ET30 ∴ Observational info
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(168378) 1997ET30  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12307 days
Unobserved 379 days

 

Astrometry summary
Optical
RMS of residuals 0.501860
First observation 1988-09-14.40174
Last observation 2022-05-26.183305
Number (Discarded) 1165 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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