NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998HJ41 ∴ Observational info
Contact »
(136897) 1998HJ41  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 6960 days
Unobserved 1228 days

 

Astrometry summary
Optical
RMS of residuals 0.583099"
First observation 1998-04-28.34487
Last observation 2017-05-18.18743
Number (Discarded) 313 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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