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 ]  
469983 (2006 HR40)
Classification: Main-belt Asteroid          SPK-ID: 2469983
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2473817712753321 6.823e-08  
a 2.780978643990881 3.9803e-08 au
q 2.093015221161545 2.0966e-07 au
i 11.33145002633292 7.0233e-06 deg
node 96.30193211897685 4.5927e-05 deg
peri 139.1634368038698 5.871e-05 deg
M 284.8288999594508 3.9999e-05 deg
tp 2458954.206721229954
(2020-Apr-14.70672123)
0.00019479 TDB
period 1693.927846926493
4.64
3.6367e-05
9.957e-08
d
yr
n .2125238100626266 4.5627e-09 deg/d
Q 3.468942066820216 4.965e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4646 days (12.72 yr)  
   first obs. used      2006-04-21  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:13:40  

Additional Information
 Earth MOID = 1.09489 au 
 Jupiter MOID = 1.61749 au 
 T_jup = 3.260 
[ 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 17.1   n/a MPO392233  

469983 (2006 HR40)          Discovered 2006-Apr-21 by CSS at Catalina
Reference: Last Updated: 2016-08-22

[ 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
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin