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 ]  
(2003 HN)
Classification: Apollo [NEO]          SPK-ID: 3153510
[ 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 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5098206458435398 3.763e-08  
a 2.026961183060373 8.5282e-08 au
q .9935745236127481 5.1551e-08 au
i 10.74053594162608 8.5533e-06 deg
node 212.9105947687687 1.9153e-05 deg
peri 64.80434689605775 2.6794e-05 deg
M 175.0891474068334 0.00012719 deg
tp 2458087.847237600841
(2017-Nov-30.34723760)		 0.00034008 TDB
period 1054.063014167686
2.89		 6.6523e-05
1.821e-07		 d
yr
n .3415355582742505 2.1555e-08 deg/d
Q 3.060347842507998 1.2876e-07 au
   Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      1315 days (3.60 yr)  
   first obs. used      2003-03-23  
   last obs. used      2006-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54984  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:14:08  

Additional Information
 Earth MOID = .105004 au 
 Jupiter MOID = 2.1853 au 
 T_jup = 3.622 
[ 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 19.9   n/a MPO108709  

[ 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-29 11:24 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin