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 ]  
193408 (2000 WB38)
Classification: Main-belt Asteroid          SPK-ID: 2193408
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2714675263579515 6.8149e-08  
a 2.578491752594561 2.2762e-08 au
q 1.878514974783336 1.8361e-07 au
i 4.956594574570656 7.3418e-06 deg
node 122.1234214692166 6.8958e-05 deg
peri 237.6843799707183 7.026e-05 deg
M 297.1438637490634 1.7847e-05 deg
tp 2459264.553681922952
(2021-Feb-19.05368192)
7.7833e-05 TDB
period 1512.331669779435
4.14
2.0025e-05
5.483e-08
d
yr
n .2380430213780446 3.152e-09 deg/d
Q 3.278468530405786 2.8941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6747 days (18.47 yr)  
   first obs. used      2000-11-02  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60757  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:10:13  

Additional Information
 Earth MOID = .880567 au 
 Jupiter MOID = 2.18394 au 
 T_jup = 3.368 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457029.5 (2015-Jan-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2714061771779209 6.774e-08  
q 1.877704750955562 1.8199e-07 au
tp 2457754.935031874848
(2017-Jan-01.43503187)
6.2761e-05 TDB
node 122.1462777629519 6.8999e-05 deg
peri 237.9857616256529 7.0321e-05 deg
i 4.955815020729051 7.3406e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6747 days (18.47 yr)  
   first obs. used      2000-11-02  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60757  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:10:13  

Additional Information
 Jupiter MOID = 2.18394 au 
 T_jup = 3.368 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.58877279417396E-15 -1.22866552113571E-14 -2.40595317376114E-12 5.674721029070644E-14 -5.452845992602803E-13 -1.11267202508751E-15
q -1.22866552113571E-14 3.31213757107447E-14 6.904426214894537E-12 -1.574307640837998E-13 1.531337266669548E-12 3.770659504951702E-15
tp -2.40595317376114E-12 6.904426214894537E-12 3.938902381905006E-9 -6.560178092173119E-11 8.796964423223564E-10 2.110357931416348E-12
node 5.674721029070644E-14 -1.574307640837998E-13 -6.560178092173119E-11 4.760906034778468E-9 -4.755692559163252E-9 1.823151264333821E-10
peri -5.452845992602803E-13 1.531337266669548E-12 8.796964423223564E-10 -4.755692559163252E-9 4.945069600802821E-9 -1.813360620958562E-10
i -1.11267202508751E-15 3.770659504951702E-15 2.110357931416348E-12 1.823151264333821E-10 -1.813360620958562E-10 5.388475096119507E-11

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 16.4   n/a MPO436955  

193408 (2000 WB38)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ 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-Oct-24 10:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin