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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2003QL21 ∴ Observational info
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(244701) 2003QL21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8123.83 days
Unobserved 407 days

 

Astrometry summary
Optical
RMS of residuals 0.43
First observation 2000-12-28.456
Last observation 2023-03-27.281
Number (Discarded) 738 (3)

 

Get the observational details
ASCII file

 

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