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 ]  
59740 (1999 LC9)
Classification: Main-belt Asteroid          SPK-ID: 2059740
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1161750810331181 3.6933e-08  
a 2.746814201039621 1.4565e-08 au
q 2.427702838650923 1.0163e-07 au
i 8.44454302626777 4.8026e-06 deg
node 198.4351473970558 2.5657e-05 deg
peri 65.27139836736274 3.2158e-05 deg
M 208.5714035876074 2.0179e-05 deg
tp 2459699.935625316061
(2022-Apr-30.43562532)
9.4928e-05 TDB
period 1662.808948106814
4.55
1.3225e-05
3.621e-08
d
yr
n .216501120233853 1.722e-09 deg/d
Q 3.065925563428318 1.6257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1114  
   data-arc span      7568 days (20.72 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:53:15  

Additional Information
 Earth MOID = 1.4274 au 
 Jupiter MOID = 2.01328 au 
 T_jup = 3.322 
[ 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 14.6   n/a MPO319780  

59740 (1999 LC9)          Discovered 1999-Jun-08 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ 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 2020-Apr-02 04:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin