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 ]  
392372 (2010 HW23)
Classification: Main-belt Asteroid          SPK-ID: 2392372
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09116599642296327 4.0588e-08  
a 2.67779495781883 2.5592e-08 au
q 2.43367111227289 1.0943e-07 au
i 13.32340156760409 7.1399e-06 deg
node 98.71393928207404 1.9349e-05 deg
peri 97.66916295267421 4.4226e-05 deg
M 39.39923850968971 3.7872e-05 deg
tp 2458425.334032023144
(2018-Nov-02.83403202)		 0.00016859 TDB
period 1600.532163994984
4.38		 2.2945e-05
6.282e-08		 d
yr
n .2249251893204242 3.2244e-09 deg/d
Q 2.921918803364771 2.7925e-08 au
   Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      8096 days (22.17 yr)  
   first obs. used      1997-06-01  
   last obs. used      2019-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52893  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:48  

Additional Information
 Earth MOID = 1.47388 au 
 Jupiter MOID = 2.18044 au 
 T_jup = 3.333 
[ 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 16.1   n/a MPO437606  

392372 (2010 HW23)          Discovered 1997-Jun-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2010 HW23 = 1997 LH 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-21 23:12 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin