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 ]  
136984 (1998 SW10)
Classification: Main-belt Asteroid          SPK-ID: 2136984
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2966940659873928 6.0187e-08  
a 2.576445997441152 1.7513e-08 au
q 1.812029758663393 1.6369e-07 au
i 12.4426869597985 5.1958e-06 deg
node 183.2353354911686 3.1316e-05 deg
peri 152.5382738766379 3.682e-05 deg
M 119.8193584743344 2.1317e-05 deg
tp 2458497.747218345157
(2019-Jan-14.24721835)
8.5017e-05 TDB
period 1510.532218669091
4.14
1.5401e-05
4.217e-08
d
yr
n .2383265947926559 2.43e-09 deg/d
Q 3.340862236218912 2.2709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1998-09-21  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64855  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:43:20  

Additional Information
 Earth MOID = .813081 au 
 Jupiter MOID = 2.12617 au 
 T_jup = 3.332 
[ 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 16.0   n/a MPO179699  

136984 (1998 SW10)          Discovered 1998-Sep-21 by Pravec, P. at Ondrejov
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 SW10 = 2002 RE99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 05:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin