AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2002NT21 ∴ Observational info
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(191175) 2002NT21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7615.97 days
Unobserved 346 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 2002-07-09.322
Last observation 2023-05-16.297
Number (Discarded) 736 (0)

 

Get the observational details
ASCII file

 

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