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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1168347887033218 4.6401e-08  
a 2.177589712291291 5.6812e-09 au
q 1.923171478373211 1.0194e-07 au
i 5.573905685276945 4.4941e-06 deg
node 316.0539816694062 4.898e-05 deg
peri 75.70579655741327 5.3816e-05 deg
M 51.13277291498486 1.9631e-05 deg
tp 2458833.790881435210
(2019-Dec-16.29088144)
6.3991e-05 TDB
period 1173.714611235888
3.21
4.5932e-06
1.258e-08
d
yr
n .3067185127915638 1.2003e-09 deg/d
Q 2.432007946209371 6.345e-09 au
  Orbit Determination Parameters
   # obs. used (total)      882  
   data-arc span      9085 days (24.87 yr)  
   first obs. used      1995-02-21  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 11:30:15  

Additional Information
 Earth MOID = .937317 au 
 Jupiter MOID = 2.95887 au 
 T_jup = 3.668 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456849.5 (2014-Jul-11.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1172484865990833 4.6561e-08  
q 1.922253554684499 1.0239e-07 au
tp 2456485.740143619705
(2013-Jul-12.24014362)
6.3891e-05 TDB
node 316.1501766507554 4.8982e-05 deg
peri 75.40108539706273 5.3745e-05 deg
i 5.573676874806441 4.4961e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      882  
   data-arc span      9085 days (24.87 yr)  
   first obs. used      1995-02-21  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 11:30:15  

Additional Information
 Jupiter MOID = 2.95887 au 
 T_jup = 3.668 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.167935066190806E-15 -4.761732083442026E-15 -8.471869865874749E-13 2.800886647404832E-14 -2.847708145971183E-13 -6.048286293393631E-15
q -4.761732083442026E-15 1.048357805716742E-14 1.802647813685936E-12 -6.14682527217258E-14 6.06737735509704E-13 1.344831633836356E-14
tp -8.471869865874749E-13 1.802647813685936E-12 4.082068411544746E-9 -3.981776412494843E-11 1.432615274197279E-9 3.294621176903904E-12
node 2.800886647404832E-14 -6.14682527217258E-14 -3.981776412494843E-11 2.399279012762378E-9 -2.401200364812863E-9 8.684436096201567E-11
peri -2.847708145971183E-13 6.06737735509704E-13 1.432615274197279E-9 -2.401200364812863E-9 2.888550082043732E-9 -8.546573470703627E-11
i -6.048286293393631E-15 1.344831633836356E-14 3.294621176903904E-12 8.684436096201567E-11 -8.546573470703627E-11 2.021456815267943E-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 16.1   n/a MPO502596  

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 ]
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