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136222 (2003 WE82)
Classification: Main-belt Asteroid          SPK-ID: 2136222
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1542025217479305 4.2628e-08  
a 2.217501755355427 8.4569e-09 au
q 1.875557392699157 9.7341e-08 au
i 6.790546174970745 4.3518e-06 deg
node 329.1804512323297 3.2463e-05 deg
peri 22.55635244741014 3.4803e-05 deg
M 55.43703940801223 1.1559e-05 deg
tp 2458814.765785495994
(2019-Nov-27.26578550)
3.8644e-05 TDB
period 1206.13073741774
3.30
6.8998e-06
1.889e-08
d
yr
n .2984751062482169 1.7074e-09 deg/d
Q 2.559446118011696 9.761e-09 au
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      8545 days (23.39 yr)  
   first obs. used      1996-07-14  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56395  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:03:15  

Additional Information
 Earth MOID = .871267 au 
 Jupiter MOID = 2.85772 au 
 T_jup = 3.627 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457104.5 (2015-Mar-23.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549260898831265 4.2676e-08  
q 1.873703885785561 9.7516e-08 au
tp 2457609.067316585371
(2016-Aug-08.56731659)
3.8519e-05 TDB
node 329.2543771454125 3.2459e-05 deg
peri 22.6093320892048 3.477e-05 deg
i 6.791614794201423 4.3532e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      8545 days (23.39 yr)  
   first obs. used      1996-07-14  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56395  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:03:15  

Additional Information
 Jupiter MOID = 2.85772 au 
 T_jup = 3.627 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.821223767480479E-15 -4.151788432237817E-15 2.311619445564357E-13 5.264260127815266E-15 9.214961121978001E-14 -2.65282789150095E-15
q -4.151788432237817E-15 9.509443594724289E-15 -5.467946248987314E-13 -1.294051670511062E-14 -2.218562757723743E-13 6.147954340394327E-15
tp 2.311619445564357E-13 -5.467946248987314E-13 1.483684671589289E-9 -8.306099352462231E-13 4.911592969741392E-10 -1.339906782994043E-12
node 5.264260127815266E-15 -1.294051670511062E-14 -8.306099352462231E-13 1.053569750786632E-9 -1.045471057820868E-9 3.514116191764066E-11
peri 9.214961121978001E-14 -2.218562757723743E-13 4.911592969741392E-10 -1.045471057820868E-9 1.208958123401256E-9 -3.540376081462662E-11
i -2.65282789150095E-15 6.147954340394327E-15 -1.339906782994043E-12 3.514116191764066E-11 -3.540376081462662E-11 1.895073818689378E-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 16.4   n/a MPO436670  

136222 (2003 WE82)          Discovered 2003-Nov-19 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 2003 WE82 = 1996 PB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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