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 ]  
(2017 HP3)
Classification: Apollo [NEO, PHA]          SPK-ID: 3774091
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4159333672780468 3.5493e-06  
a 1.454327224038118 6.6325e-06 au
q .8494240046198094 1.2986e-06 au
i 23.75152113630295 0.00018377 deg
node 54.5325956023805 4.351e-05 deg
peri 236.178363944595 9.0084e-05 deg
M 18.11930805717551 0.0025543 deg
tp 2458568.257349498208
(2019-Mar-25.75734950)
0.0043247 TDB
period 640.6069229585424
1.75
0.0043823
1.2e-05
d
yr
n .561967076998476 3.8443e-06 deg/d
Q 2.059230443456427 9.3912e-06 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      210 days  
   first obs. used      2017-04-22  
   last obs. used      2017-11-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .33998  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Nov-19 06:19:54  

Additional Information
 Earth MOID = .0277849 au 
 Jupiter MOID = 3.24418 au 
 T_jup = 4.458 
[ 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 21.5   n/a MPO425558  

[ 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 2019-Oct-16 10:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin