AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Tanyizhao ∴ Observational info
Contact »
(31933) Tanyizhao  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 11759.2 days
Unobserved 82 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 1991-12-03.162
Last observation 2024-02-12.416
Number (Discarded) 1668 (6)

 

Get the observational details
ASCII file

 

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