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 ]  
71889 (2000 WT5)
Classification: Main-belt Asteroid          SPK-ID: 2071889
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166643280870527 4.6459e-08  
a 2.177400865011295 5.831e-09 au
q 1.923375856118585 1.02e-07 au
i 5.573659699599268 4.7176e-06 deg
node 316.0574332247745 4.9026e-05 deg
peri 75.65245931793315 5.3948e-05 deg
M 288.4739095471434 1.9994e-05 deg
tp 2458833.667491455683
(2019-Dec-16.16749146)
6.5217e-05 TDB
period 1173.561932332535
3.21
4.7142e-06
1.291e-08
d
yr
n .3067584164769859 1.2322e-09 deg/d
Q 2.431425873904005 6.5113e-09 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      9011 days (24.67 yr)  
   first obs. used      1995-02-21  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51412  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:33:07  

Additional Information
 Earth MOID = .936808 au 
 Jupiter MOID = 2.96012 au 
 T_jup = 3.669 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456630.5 (2013-Dec-04.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169429178099722 4.6595e-08  
q 1.923236906046706 1.0235e-07 au
tp 2456485.930868643325
(2013-Jul-12.43086864)
6.4918e-05 TDB
node 316.1547467262537 4.904e-05 deg
peri 75.51012840219602 5.3902e-05 deg
i 5.572451566378228 4.7176e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      9011 days (24.67 yr)  
   first obs. used      1995-02-21  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51412  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:33:07  

Additional Information
 Jupiter MOID = 2.96012 au 
 T_jup = 3.669 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.171125789930325E-15 -4.76308322670134E-15 -8.409580984685375E-13 2.795249428052246E-14 -2.823922101968348E-13 -5.551023170127532E-15
q -4.76308322670134E-15 1.047521226220184E-14 1.799776067153796E-12 -6.139511008133345E-14 6.049406889386034E-13 1.228874532568236E-14
tp -8.409580984685375E-13 1.799776067153796E-12 4.214359648987826E-9 -4.079530062427221E-11 1.471147050843485E-9 2.767916863338711E-12
node 2.795249428052246E-14 -6.139511008133345E-14 -4.079530062427221E-11 2.404920278876283E-9 -2.407123835773318E-9 8.671270844718732E-11
peri -2.823922101968348E-13 6.049406889386034E-13 1.471147050843485E-9 -2.407123835773318E-9 2.905422328285838E-9 -8.549217113255461E-11
i -5.551023170127532E-15 1.228874532568236E-14 2.767916863338711E-12 8.671270844718732E-11 -8.549217113255461E-11 2.225546864167109E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO337803  

71889 (2000 WT5)          Discovered 2000-Nov-19 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 WT5 = 1995 ER1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin