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(2015 UG)
Classification: Apollo [NEO]          SPK-ID: 3731587
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3258222361080721 4.0127e-08  
a 1.29618600687827 5.7773e-09 au
q .8738597837051995 5.5142e-08 au
i 11.86322069983393 1.12e-05 deg
node 7.712431175859764 1.3546e-05 deg
peri 262.390954905282 1.7428e-05 deg
M 246.2695466416127 1.1254e-05 deg
tp 2459370.783939690324
(2021-Jun-05.28393969)
1.7075e-05 TDB
period 539.0132236204247
1.48
3.6037e-06
9.866e-09
d
yr
n .6678871393580382 4.4653e-09 deg/d
Q 1.718512230051341 7.6597e-09 au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      2207 days (6.04 yr)  
   first obs. used      2015-03-17  
   last obs. used      2021-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69207  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-02 06:20:23  

Additional Information
 Earth MOID = .0595742 au 
 Jupiter MOID = 3.42963 au 
 T_jup = 4.938 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457757.5 (2017-Jan-04.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3257574062480576 4.0122e-08  
q .8738917474153792 5.5116e-08 au
tp 2457753.817360574245
(2016-Dec-31.31736057)
1.7912e-05 TDB
node 7.746812741828264 1.3547e-05 deg
peri 262.3739518142607 1.743e-05 deg
i 11.86385937693133 1.1201e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      2207 days (6.04 yr)  
   first obs. used      2015-03-17  
   last obs. used      2021-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69207  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-02 06:20:23  

Additional Information
 Jupiter MOID = 3.42963 au 
 T_jup = 4.938 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.609753893665545E-15 -2.209280293511279E-15 2.299093491420338E-13 3.740946893458295E-14 4.87632886962814E-14 1.339377394536035E-14
q -2.209280293511279E-15 3.037777930785627E-15 -3.234455911043885E-13 -5.19118635744638E-14 -6.986509718902938E-14 -1.84810796952557E-14
tp 2.299093491420338E-13 -3.234455911043885E-13 3.208473898953979E-10 3.446674042410135E-11 1.945883028289982E-10 -2.244848945967593E-12
node 3.740946893458295E-14 -5.19118635744638E-14 3.446674042410135E-11 1.83511758008507E-10 -1.54888357300401E-10 -1.958861118101915E-11
peri 4.87632886962814E-14 -6.986509718902938E-14 1.945883028289982E-10 -1.54888357300401E-10 3.038149931503239E-10 1.529074122997521E-11
i 1.339377394536035E-14 -1.84810796952557E-14 -2.244848945967593E-12 -1.958861118101915E-11 1.529074122997521E-11 1.254538429694316E-10

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 22.7   n/a MPO350791  

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