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JPL Small-Body Database Browser
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382711 (2002 WM27)
Classification: Main-belt Asteroid          SPK-ID: 2382711
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1759769037301922 8.2245e-08  
a 2.355321735356715 2.4548e-08 au
q 1.940839509080217 2.0666e-07 au
i 3.850847377682038 6.0225e-06 deg
node 40.43028392629748 9.3756e-05 deg
peri 303.7662762942965 9.5051e-05 deg
M 254.2834186460108 1.6527e-05 deg
tp 2458988.216600706239
(2020-May-18.71660071)
6.3523e-05 TDB
period 1320.303536744844
3.61
2.0641e-05
5.651e-08
d
yr
n .2726645729417386 4.2628e-09 deg/d
Q 2.769803961633212 2.8868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      6040 days (16.54 yr)  
   first obs. used      2002-11-13  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64404  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:54  

Additional Information
 Earth MOID = .935759 au 
 Jupiter MOID = 2.6351 au 
 T_jup = 3.531 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457374.5 (2015-Dec-18.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760064885075025 8.2342e-08  
q 1.94028436027989 2.0683e-07 au
tp 2457669.112409194671
(2016-Oct-07.61240919)
5.5856e-05 TDB
node 40.43219267810121 9.3742e-05 deg
peri 304.0147578446674 9.5035e-05 deg
i 3.851554482474402 6.0235e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      6040 days (16.54 yr)  
   first obs. used      2002-11-13  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64404  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:54  

Additional Information
 Jupiter MOID = 2.6351 au 
 T_jup = 3.531 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.780194416387569E-15 -1.697951779267854E-14 -3.6473099006349E-13 -1.423496145452753E-15 1.967182175182557E-13 -1.85042792615602E-14
q -1.697951779267854E-14 4.278068884563634E-14 1.099010506774407E-12 6.056649251217552E-15 -4.620061243855152E-13 4.698043261259554E-14
tp -3.6473099006349E-13 1.099010506774407E-12 3.119915833476097E-9 8.395061878717322E-12 8.843152171437628E-10 2.989654127104442E-12
node -1.423496145452753E-15 6.056649251217552E-15 8.395061878717322E-12 8.787569710754692E-9 -8.764966480584164E-9 -1.101550137265889E-10
peri 1.967182175182557E-13 -4.620061243855152E-13 8.843152171437628E-10 -8.764966480584164E-9 9.031675095734524E-9 1.099793160939137E-10
i -1.85042792615602E-14 4.698043261259554E-14 2.989654127104442E-12 -1.101550137265889E-10 1.099793160939137E-10 3.628226418238744E-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 17.7   n/a MPO437566  

382711 (2002 WM27)          Discovered 2002-Nov-24 by NEAT at Palomar
Reference: Last Updated: 2014-01-21

Alternate Designations
 2002 WM27 = 2009 SP10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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