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JPL Small-Body Database Browser
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(2014 US115)
Classification: Apollo [NEO]          SPK-ID: 3694787
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2355378208206864 0.00027422  
a 1.068168914731687 0.00014144 au
q .8165747362873877 0.00018479 au
i 12.29674463871653 0.021101 deg
node 37.71275054369944 0.0011458 deg
peri 94.2779270296912 0.024539 deg
M 305.6380145266512 0.43314 deg
tp 2459457.390724166264
(2021-Aug-30.89072417)
0.49726 TDB
period 403.2351009438738
1.10
0.080092
0.0002193
d
yr
n .8927794211300776 0.00017733 deg/d
Q 1.319763093175986 0.00017476 au
  Orbit Determination Parameters
   # obs. used (total)      38  
   data-arc span      12 days  
   first obs. used      2014-10-27  
   last obs. used      2014-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .51183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 11:37:05  

Additional Information
 Earth MOID = .0104793 au 
 Jupiter MOID = 3.73235 au 
 T_jup = 5.732 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456960.5 (2014-Oct-30.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .234952822811847 0.00032225  
q .8154240402754883 0.00016145 au
tp 2457038.565291798113
(2015-Jan-16.06529180)
0.026215 TDB
node 37.79945647717353 0.0023688 deg
peri 94.0020312250541 0.0097295 deg
i 12.33818646051003 0.018464 deg
  Orbit Determination Parameters
   # obs. used (total)      38  
   data-arc span      12 days  
   first obs. used      2014-10-27  
   last obs. used      2014-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .51183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 11:37:05  

Additional Information
 Jupiter MOID = 3.73235 au 
 T_jup = 5.732 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.03847776528702E-7 -5.202498974893883E-8 -8.447602227346747E-6 -7.633371619153873E-7 -3.132948040781385E-6 5.949961588991329E-6
q -5.202498974893883E-8 2.606458445633698E-8 4.231747994449447E-6 3.824275261852231E-7 1.569066768393071E-6 -2.980836338859776E-6
tp -8.447602227346747E-6 4.231747994449447E-6 .0006872325410970285 6.209127908565118E-5 .000254941306865427 -.0004839929431663149
node -7.633371619153873E-7 3.824275261852231E-7 6.209127908565118E-5 5.611218037372825E-6 2.302365770423722E-5 -4.373638337640514E-5
peri -3.132948040781385E-6 1.569066768393071E-6 .000254941306865427 2.302365770423722E-5 9.466256574887664E-5 -.0001794816806430888
i 5.949961588991329E-6 -2.980836338859776E-6 -.0004839929431663149 -4.373638337640514E-5 -.0001794816806430888 .0003409073984596289

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.6   n/a MPCxxxxx  

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