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 ]  
461857 (2006 HM15)
Classification: Main-belt Asteroid          SPK-ID: 2461857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06287986290079087 8.9884e-08  
a 3.045500455128471 4.9777e-08 au
q 2.853999804045696 2.6584e-07 au
i 9.131352803490874 1.1376e-05 deg
node 19.20477586943974 5.0771e-05 deg
peri 53.6882343212766 0.00010048 deg
M 271.1869281778624 8.396e-05 deg
tp 2459079.417625624249
(2020-Aug-17.91762562)
0.00045483 TDB
period 1941.272176352699
5.31
4.7594e-05
1.303e-07
d
yr
n .1854454024455114 4.5465e-09 deg/d
Q 3.237001106211245 5.2907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      5407 days (14.80 yr)  
   first obs. used      2003-09-22  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64256  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:09:27  

Additional Information
 Earth MOID = 1.8786 au 
 Jupiter MOID = 1.97307 au 
 T_jup = 3.216 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO456237  

461857 (2006 HM15)          Discovered 2006-Apr-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-03-24

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-15 08:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin