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 ]  
80347 (1999 XJ115)
Classification: Main-belt Asteroid          SPK-ID: 2080347
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 .1692625149441899 4.5324e-08  
a 2.292649948437812 1.0279e-08 au
q 1.904590252278561 1.067e-07 au
i 4.650547288150011 4.6322e-06 deg
node 273.7805182512204 6.8111e-05 deg
peri 109.95244861 7.007e-05 deg
M 242.7287310645367 1.6687e-05 deg
tp 2459013.541962345478
(2020-Jun-13.04196235)
5.9995e-05 TDB
period 1267.958535745035
3.47
8.5276e-06
2.335e-08
d
yr
n .2839209562862157 1.9095e-09 deg/d
Q 2.680709644597064 1.2019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      14415 days (39.47 yr)  
   first obs. used      1978-11-28  
   last obs. used      2018-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52227  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:40:24  

Additional Information
 Earth MOID = .913635 au 
 Jupiter MOID = 2.78768 au 
 T_jup = 3.574 
[ 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 15.8   n/a MPO436342  
diameter diameter 2.228 km 0.537 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.155   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

80347 (1999 XJ115)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 XJ115 = 1978 WW19 
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-28 20:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin