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 ]  
441909 (2010 EN171)
Classification: Main-belt Asteroid          SPK-ID: 2441909
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 .2542286286874937 1.4643e-07  
a 2.640867961596576 1.7813e-07 au
q 1.969483721175141 2.74e-07 au
i 12.79457477646208 2.1578e-05 deg
node 110.6354961590134 5.3581e-05 deg
peri 123.3726599795142 0.00023484 deg
M 9.3689784463148 0.00024783 deg
tp 2458559.704881619745
(2019-Mar-17.20488162)
0.0010751 TDB
period 1567.5393748684
4.29
0.0001586
4.342e-07
d
yr
n .2296593028358367 2.3236e-08 deg/d
Q 3.31225220201801 2.2342e-07 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      3378 days (9.25 yr)  
   first obs. used      2006-04-24  
   last obs. used      2015-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .51776  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:33:47  

Additional Information
 Earth MOID = .988996 au 
 Jupiter MOID = 1.83497 au 
 T_jup = 3.314 
[ 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 17.4   n/a MPO342916  

441909 (2010 EN171)          Discovered 2006-Apr-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2010 EN171 = 2006 HB70 
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