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413194 (2002 WA15)
Classification: Main-belt Asteroid          SPK-ID: 2413194
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .213502367453999 6.4894e-08  
a 3.188873132074189 3.5804e-08 au
q 2.5080411688659 2.2083e-07 au
i 13.09251901292155 5.8001e-06 deg
node 105.4085243773797 2.5764e-05 deg
peri 309.7096902076352 2.9491e-05 deg
M 30.21227932531305 1.203e-05 deg
tp 2458825.943799814477
(2019-Dec-08.44379981)
6.9251e-05 TDB
period 2079.956675567279
5.69
3.503e-05
9.591e-08
d
yr
n .1730805281806243 2.915e-09 deg/d
Q 3.869705095282477 4.3449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      309  
   data-arc span      6299 days (17.25 yr)  
   first obs. used      2002-10-31  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 06:58:41  

Additional Information
 Earth MOID = 1.54369 au 
 Jupiter MOID = 1.56872 au 
 T_jup = 3.122 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457800.5 (2017-Feb-16.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2123029895436824 6.4714e-08  
q 2.511751222957587 2.1966e-07 au
tp 2458827.078140220341
(2019-Dec-09.57814022)
6.963e-05 TDB
node 105.4257302568239 2.5779e-05 deg
peri 309.7487244473438 2.9575e-05 deg
i 13.08687619912697 5.7976e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      309  
   data-arc span      6299 days (17.25 yr)  
   first obs. used      2002-10-31  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 06:58:41  

Additional Information
 Jupiter MOID = 1.56872 au 
 T_jup = 3.122 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.187911221209985E-15 -1.411915967623452E-14 -9.428906811369037E-13 -1.753458221066701E-14 -2.079480915208461E-13 -1.877291551739679E-14
q -1.411915967623452E-14 4.824935710257596E-14 3.073327521496544E-12 5.502507998136779E-14 6.076283254396212E-13 6.726565608033651E-14
tp -9.428906811369037E-13 3.073327521496544E-12 4.848305121714601E-9 2.571238477904134E-11 1.035185946128485E-9 -5.206714872990394E-13
node -1.753458221066701E-14 5.502507998136779E-14 2.571238477904134E-11 6.645745974155559E-10 -6.407036048212904E-10 -4.051038556401474E-11
peri -2.079480915208461E-13 6.076283254396212E-13 1.035185946128485E-9 -6.407036048212904E-10 8.74695120297697E-10 3.910059485740704E-11
i -1.877291551739679E-14 6.726565608033651E-14 -5.206714872990394E-13 -4.051038556401474E-11 3.910059485740704E-11 3.361203304537192E-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 15.5   n/a MPO455941  

413194 (2002 WA15)          Discovered 2002-Nov-28 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-11-10

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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