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 ]  
268010 (2004 KH4)
Classification: Main-belt Asteroid          SPK-ID: 2268010
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1608936879577555 4.2156e-08  
a 2.421664318886224 1.759e-08 au
q 2.032033815624914 1.0718e-07 au
i .8828215164425676 7.6635e-06 deg
node 337.3259919570123 0.00033187 deg
peri 296.6292818786276 0.00033295 deg
M 321.3726010960972 2.5428e-05 deg
tp 2458748.193813742098
(2019-Sep-21.69381374)
9.7418e-05 TDB
period 1376.478211215596
3.77
1.4997e-05
4.106e-08
d
yr
n .2615370131301074 2.8495e-09 deg/d
Q 2.811294822147535 2.042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      7960 days (21.79 yr)  
   first obs. used      1997-08-11  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63774  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:38:18  

Additional Information
 Earth MOID = 1.01539 au 
 Jupiter MOID = 2.29515 au 
 T_jup = 3.495 
[ 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 17.3   n/a MPO476131  

268010 (2004 KH4)          Discovered 2004-May-16 by Siding Spring Survey at Siding Spring
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ 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 2020-Jan-25 14:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin