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 ]  
469308 (1999 RU103)
Classification: Mars-crossing Asteroid          SPK-ID: 2469308
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3941609844373767 5.4538e-08  
a 2.637098681917377 1.6994e-08 au
q 1.597657269394315 1.4667e-07 au
i 4.60661906396488 1.1312e-05 deg
node 293.0032023224496 9.2635e-05 deg
peri 76.12828811525235 0.00010096 deg
M 200.9667123456516 2.3238e-05 deg
tp 2459291.492821592743
(2021-Mar-17.99282159)
0.00010589 TDB
period 1564.184576967624
4.28
1.512e-05
4.14e-08
d
yr
n .2301518665386069 2.2247e-09 deg/d
Q 3.676540094440439 2.3693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6269 days (17.16 yr)  
   first obs. used      1999-08-22  
   last obs. used      2016-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5892  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:43:56  

Additional Information
 Earth MOID = .604195 au 
 Jupiter MOID = 1.83834 au 
 T_jup = 3.277 
[ 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 17.6   n/a MPO382843  

469308 (1999 RU103)          Discovered 1999-Sep-08 by LINEAR at Socorro
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