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115938 (2003 WV28)
Classification: Main-belt Asteroid          SPK-ID: 2115938
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07476527023981905 4.0016e-08  
a 2.340372468337022 1.2712e-08 au
q 2.165393888279972 9.0998e-08 au
i 6.450223181329958 4.6255e-06 deg
node 286.1464442330795 4.3033e-05 deg
peri 302.595385860075 5.613e-05 deg
M 105.4458793924271 3.538e-05 deg
tp 2458817.452166836417
(2019-Nov-29.95216684)
0.00012894 TDB
period 1307.753519942606
3.58
1.0655e-05
2.917e-08
d
yr
n .2752812319066054 2.2429e-09 deg/d
Q 2.515351048394071 1.3663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      7726 days (21.15 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-12-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:51  

Additional Information
 Earth MOID = 1.16082 au 
 Jupiter MOID = 2.50119 au 
 T_jup = 3.552 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457127.5 (2015-Apr-15.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07452948855192003 4.0071e-08  
q 2.166279627719153 9.114e-08 au
tp 2457508.722809925110
(2016-Apr-30.22280993)
0.00013112 TDB
node 286.2053501095232 4.2996e-05 deg
peri 302.4049155193657 5.6128e-05 deg
i 6.452937398742176 4.6266e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      7726 days (21.15 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-12-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:51  

Additional Information
 Jupiter MOID = 2.50119 au 
 T_jup = 3.552 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.605666016191671E-15 -3.624742475446562E-15 -8.378050227137789E-13 4.327431920123624E-15 -2.476251941779118E-13 4.553708560404259E-16
q -3.624742475446562E-15 8.306548084172856E-15 1.63230222305788E-12 -9.525122757907116E-15 4.758527699030589E-13 -7.575744256774934E-16
tp -8.378050227137789E-13 1.63230222305788E-12 1.719276990431275E-8 2.133552567352067E-12 4.753003330179455E-9 1.5683690486073E-12
node 4.327431920123624E-15 -9.525122757907116E-15 2.133552567352067E-12 1.848649408769554E-9 -1.835615735629209E-9 3.222525685491239E-11
peri -2.476251941779118E-13 4.758527699030589E-13 4.753003330179455E-9 -1.835615735629209E-9 3.15038033986329E-9 -3.162512115704102E-11
i 4.553708560404259E-16 -7.575744256774934E-16 1.5683690486073E-12 3.222525685491239E-11 -3.162512115704102E-11 2.140497498194275E-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 16.32   n/a E2021B55  

115938 (2003 WV28)          Discovered 2003-Nov-18 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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