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437414 (2013 WX99)
Classification: Main-belt Asteroid          SPK-ID: 2437414
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 .04645487023894779 6.998e-08  
a 2.396617262481525 2.2404e-08 au
q 2.285282718540524 1.7339e-07 au
i 4.79083389319992 7.5033e-06 deg
node 38.28815298987319 8.1608e-05 deg
peri 138.3571386828523 0.00011428 deg
M 168.6491005281227 7.9274e-05 deg
tp 2458365.639977593767
(2018-Sep-04.13997759)
0.00029583 TDB
period 1355.178339822409
3.71
1.9003e-05
5.203e-08
d
yr
n .2656476933118461 3.725e-09 deg/d
Q 2.507951806422526 2.3445e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      8062 days (22.07 yr)  
   first obs. used      1996-01-15  
   last obs. used      2018-02-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61665  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:13:58  

Additional Information
 Earth MOID = 1.29021 au 
 Jupiter MOID = 2.45085 au 
 T_jup = 3.522 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457006.5 (2014-Dec-15.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04556566279903702 6.998e-08  
q 2.287867516094026 1.7325e-07 au
tp 2457007.272722106773
(2014-Dec-15.77272211)
0.00029729 TDB
node 38.34569168368279 8.1514e-05 deg
peri 137.7020398004876 0.00011535 deg
i 4.79375359036192 7.5064e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      8062 days (22.07 yr)  
   first obs. used      1996-01-15  
   last obs. used      2018-02-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61665  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:13:58  

Additional Information
 Jupiter MOID = 2.45085 au 
 T_jup = 3.522 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.897196976629913E-15 -1.203561701466103E-14 2.111446362805601E-12 -9.594324034206199E-16 6.072403411917456E-13 -8.537025733806148E-16
q -1.203561701466103E-14 3.001625795930937E-14 -3.648103463388471E-12 8.695473489289179E-16 -1.07419864133251E-12 3.499020700904035E-15
tp 2.111446362805601E-12 -3.648103463388471E-12 8.838099817363816E-8 -1.840909401202831E-10 2.430834394007375E-8 3.158946112189657E-11
node -9.594324034206199E-16 8.695473489289179E-16 -1.840909401202831E-10 6.644588258934402E-9 -6.670271914468043E-9 -9.510487255446607E-11
peri 6.072403411917456E-13 -1.07419864133251E-12 2.430834394007375E-8 -6.670271914468043E-9 1.330672597406475E-8 1.03448232948321E-10
i -8.537025733806148E-16 3.499020700904035E-15 3.158946112189657E-11 -9.510487255446607E-11 1.03448232948321E-10 5.634534102683368E-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 17.3   n/a MPO437696  

437414 (2013 WX99)          Discovered 2004-Apr-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 WX99 = 1996 AJ13 = 2009 WR114 = 2010 BU22 = 2011 EF82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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