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 ]  
410942 (2009 SJ287)
Classification: Main-belt Asteroid          SPK-ID: 2410942
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2480373059640514 6.1479e-08  
a 3.149899865683993 6.9293e-08 au
q 2.368607188943208 1.7929e-07 au
i 15.5120427341117 7.5457e-06 deg
node 216.8219780304514 2.1983e-05 deg
peri 244.4392949119311 2.6507e-05 deg
M 201.4421535675027 1.5342e-05 deg
tp 2459499.850098354278
(2021-Oct-12.35009835)
0.00010604 TDB
period 2041.942689637732
5.59
6.7379e-05
1.845e-07
d
yr
n .1763026953826353 5.8176e-09 deg/d
Q 3.931192542424778 8.648e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      5768 days (15.79 yr)  
   first obs. used      2003-09-20  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:24:49  

Additional Information
 Earth MOID = 1.43144 au 
 Jupiter MOID = 1.65055 au 
 T_jup = 3.104 
[ 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 15.9   n/a MPO455921  

410942 (2009 SJ287)          Discovered 2009-Sep-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

[ show close-approach data ]
Alternate Designations
 2009 SJ287 = 2006 JJ71 
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-23 17:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin