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 ]  
447757 (2007 JA8)
Classification: Main-belt Asteroid          SPK-ID: 2447757
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1575552438983057 7.3843e-08  
a 2.376057013050417 2.9255e-08 au
q 2.001696770842979 1.7116e-07 au
i 1.944017712505825 9.5287e-06 deg
node 222.966160070004 0.00023953 deg
peri 66.17768083544036 0.00024855 deg
M 51.07726196668872 5.6365e-05 deg
tp 2458410.694487899504
(2018-Oct-19.19448790)
0.0002079 TDB
period 1337.776962295701
3.66
2.4707e-05
6.764e-08
d
yr
n .2691031540730224 4.97e-09 deg/d
Q 2.750417255257855 3.3865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      4102 days (11.23 yr)  
   first obs. used      2007-04-18  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50683  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:12:44  

Additional Information
 Earth MOID = .985701 au 
 Jupiter MOID = 2.40788 au 
 T_jup = 3.524 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO450460  

447757 (2007 JA8)          Discovered 2007-Apr-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin