Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
(2013 AT72)
Classification: Aten [NEO]          SPK-ID: 3624059
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5356235559807693 5.957e-07  
a .6782918535139897 1.4322e-08 au
q .3149827589420395 3.9879e-07 au
i 15.01692491292813 5.6619e-05 deg
node 118.1862943044492 7.1769e-06 deg
peri 167.7654797165326 7.157e-05 deg
M 259.1476387019086 0.00013169 deg
tp 2459453.661931968400
(2021-Aug-27.16193197)		 7.4684e-05 TDB
period 204.0437650021921
0.56		 6.4626e-06
1.769e-08		 d
yr
n 1.764327373571706 5.5881e-08 deg/d
Q 1.04160094808594 2.1994e-08 au
   Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      1825 days (5.00 yr)  
   first obs. used      2013-01-13  
   last obs. used      2018-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .41688  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 07:28:01  

Additional Information
 Earth MOID = .0215537 au 
 Jupiter MOID = 4.12594 au 
 T_jup = 8.260 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.2   n/a MPO250177  

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-25 10:30 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin