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 ]  
312567 (2009 HJ10)
Classification: Main-belt Asteroid          SPK-ID: 2312567
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04842684660259602 3.7713e-08  
a 2.337139111529473 1.7147e-08 au
q 2.223958834286508 9.1022e-08 au
i 9.040603657644063 4.4162e-06 deg
node 119.6966652991928 2.7127e-05 deg
peri 349.4643165565278 6.0017e-05 deg
M 34.48294320584615 5.2623e-05 deg
tp 2458475.495082472452
(2018-Dec-22.99508247)
0.00019052 TDB
period 1305.044353124934
3.57
1.4362e-05
3.932e-08
d
yr
n .2758526935410114 3.0358e-09 deg/d
Q 2.450319388772439 1.7977e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      6218 days (17.02 yr)  
   first obs. used      2002-05-18  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:02:03  

Additional Information
 Earth MOID = 1.24129 au 
 Jupiter MOID = 2.60245 au 
 T_jup = 3.549 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO418616  

312567 (2009 HJ10)          Discovered 2009-Apr-18 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2009 HJ10 = 2005 ES241 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-10 06:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin