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(2015 HO116)
Classification: Apollo [NEO]          SPK-ID: 3718277
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1775300896546074 0.00036085  
a 1.225466945952533 0.0005415 au
q 1.007909689168822 3.2014e-06 au
i 33.83223871976365 0.01922 deg
node 36.48504255852099 9.3155e-05 deg
peri 191.328999817253 0.012099 deg
M 49.44581961107578 0.98163 deg
tp 2459132.442199600850
(2020-Oct-09.94219960)
1.306 TDB
period 495.5081812053936
1.36
0.32843
0.0008992
d
yr
n .7265268539547605 0.00048155 deg/d
Q 1.443024202736244 0.00063764 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      2 days  
   first obs. used      2015-04-25  
   last obs. used      2015-04-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .40013  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 13:36:53  

Additional Information
 Earth MOID = .00325981 au 
 Jupiter MOID = 3.53406 au 
 T_jup = 5.039 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457138.5 (2015-Apr-26.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772156432627618 0.00036318  
q 1.008296581640863 3.0204e-06 au
tp 2457149.797192965673
(2015-May-07.29719297)
0.010516 TDB
node 36.50215490724786 1.6943e-05 deg
peri 190.5337869654714 0.0095101 deg
i 33.86043565435035 0.019161 deg
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      2 days  
   first obs. used      2015-04-25  
   last obs. used      2015-04-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .40013  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 13:36:53  

Additional Information
 Jupiter MOID = 3.53406 au 
 T_jup = 5.039 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.319015816780371E-7 1.082211192844003E-9 -3.807756006659401E-6 -5.893284313805217E-9 -3.439365798143367E-6 6.958901377931149E-6
q 1.082211192844003E-9 9.123052459755839E-12 -3.164477208258822E-8 -4.684737136933202E-11 -2.864832301940593E-8 5.711261994256669E-8
tp -3.807756006659401E-6 -3.164477208258822E-8 .0001105935997096721 1.67782412131454E-7 .0001000019926161852 -.000200915660514202
node -5.893284313805217E-9 -4.684737136933202E-11 1.67782412131454E-7 2.870744791243074E-10 1.511536968841457E-7 -3.108639901076036E-7
peri -3.439365798143367E-6 -2.864832301940593E-8 .0001000019926161852 1.511536968841457E-7 9.044206647996454E-5 -.0001814816795327096
i 6.958901377931149E-6 5.711261994256669E-8 -.000200915660514202 -3.108639901076036E-7 -.0001814816795327096 .0003671533065425124

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 25.5   n/a MPO337123  

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