NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2020HJ4 ∴ Observational info
Contact »
2020HJ4  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 3545 days
Unobserved 156 days

 

Astrometry summary
Optical
RMS of residuals 0.618056
First observation 2014-04-04.472493
Last observation 2023-12-18.11759
Number (Discarded) 83 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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