NEODyS-2
Near Earth Objects - Dynamic Site
Go to NEA ▶
A
A
A
-
-
◄ ►
▲
▼
NEODyS ∴ Objects ∴ 2021TD21 ∴ Observational info
Contact »
Home
Objects
Observatories
Search
Priority Lists
Risk page
NEA elements
NEOScan
Related sites
Info & Credits
2021TD21
▹
OBSERVATIONAL INFORMATION
[Help]
◲
◲
Summary
Ephemerides
Obs prediction
Orbital info
MOID
Proper elements
Observational info
Physical info
Arc information
Arc length
105
days
Unobserved
888
days
Astrometry summary
Optical
RMS of residuals
0.517860
First observation
2021-10-13.569807
Last observation
2022-01-26.11718
Number (Discarded)
70 (0)
Get the observational details
Optical observations
(ASCII file)
Note.
The ASCII file is in a format suitable for
OrbFit
input.