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
JPL Small-Body Database Browser
Search: [ help ]  
437981 (2003 SL117)
Classification: Main-belt Asteroid          SPK-ID: 2437981
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2733960188802781 2.0252e-07  
a 2.574793433595564 7.7522e-08 au
q 1.870855159411455 5.7426e-07 au
i 3.504221344080151 1.0237e-05 deg
node 343.3573448917879 0.00012233 deg
peri 22.37772871462489 0.00015756 deg
M 18.85660045458977 0.00011289 deg
tp 2458921.455271061403
(2020-Mar-12.95527106)
0.00046972 TDB
period 1509.079141090282
4.13
6.8153e-05
1.866e-07
d
yr
n .2385560771451035 1.0774e-08 deg/d
Q 3.278731707779673 9.8716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      4904 days (13.43 yr)  
   first obs. used      2003-09-16  
   last obs. used      2017-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58849  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 13:12:01  

Additional Information
 Earth MOID = .869727 au 
 Jupiter MOID = 2.18898 au 
 T_jup = 3.372 
[ 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 17.5   n/a MPO254725  

437981 (2003 SL117)          Discovered 2003-Sep-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-07-06

Alternate Designations
 2003 SL117 = 2007 RQ81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-04 02:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin