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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5356426356265168 5.9576e-07  
a .678293677257869 1.4435e-08 au
q .3149706642426621 3.9874e-07 au
i 15.01504087653053 5.6623e-05 deg
node 118.1972021721879 7.1387e-06 deg
peri 167.752720082567 7.1512e-05 deg
M 294.7458352094565 0.00013854 deg
tp 2458637.485442126252
(2019-Jun-02.98544213)
7.8152e-05 TDB
period 204.0445879307348
0.56
6.5134e-06
1.783e-08
d
yr
n 1.764320257894838 5.6319e-08 deg/d
Q 1.041616690273076 2.2166e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .41851  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jan-15 06:56:59  

Additional Information
 Earth MOID = .0214524 au 
 Jupiter MOID = 4.12639 au 
 T_jup = 8.260 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456390.5 (2013-Apr-08.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5357700072955605 5.9484e-07  
q .3148403302082438 3.9777e-07 au
tp 2456393.239958258069
(2013-Apr-10.73995826)
0.00012283 TDB
node 118.2386566099987 7.059e-06 deg
peri 167.7279410770997 7.149e-05 deg
i 15.00748993911209 5.6673e-05 deg
  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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .41851  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jan-15 06:56:59  

Additional Information
 Jupiter MOID = 4.12639 au 
 T_jup = 8.260 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.538383497903714E-13 -2.365988182544806E-13 -7.212244925232439E-11 2.518122747867422E-12 -4.155633924622506E-11 1.942770065947637E-11
q -2.365988182544806E-13 1.582214332180212E-13 4.822715694929078E-11 -1.681887604500684E-12 2.778248410659258E-11 -1.294883542108967E-11
tp -7.212244925232439E-11 4.822715694929078E-11 1.50879705415389E-8 -5.358519112887562E-10 8.750028244464346E-9 -3.485542466772639E-9
node 2.518122747867422E-12 -1.681887604500684E-12 -5.358519112887562E-10 4.982992808746291E-11 -3.399613376125214E-10 1.644577330374907E-10
peri -4.155633924622506E-11 2.778248410659258E-11 8.750028244464346E-9 -3.399613376125214E-10 5.110758934790988E-9 -2.009688091644313E-9
i 1.942770065947637E-11 -1.294883542108967E-11 -3.485542466772639E-9 1.644577330374907E-10 -2.009688091644313E-9 3.211797739164827E-9

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 2020-Jan-27 09:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin