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86918 (2000 HY54)
Classification: Main-belt Asteroid          SPK-ID: 2086918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1931371079977155 6.2289e-08  
a 2.393170548204111 1.3653e-08 au
q 1.930960509578662 1.4481e-07 au
i 3.123359504370167 5.2674e-06 deg
node 55.68175577007189 0.00013068 deg
peri 248.2229235916873 0.00013209 deg
M 95.93703992307839 1.7114e-05 deg
tp 2458640.134908077454
(2019-Jun-05.63490808)
6.4802e-05 TDB
period 1352.255950320484
3.70
1.1572e-05
3.168e-08
d
yr
n .2662217902717901 2.2781e-09 deg/d
Q 2.855380586829561 1.6289e-08 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1996-03-22  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56863  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:55:40  

Additional Information
 Earth MOID = .918407 au 
 Jupiter MOID = 2.3854 au 
 T_jup = 3.503 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457014.5 (2014-Dec-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932973540541915 6.2229e-08  
q 1.930205789487278 1.4475e-07 au
tp 2457289.016283258514
(2015-Sep-23.51628326)
6.8093e-05 TDB
node 55.68759164974326 0.00013065 deg
peri 248.481787607033 0.00013206 deg
i 3.1243868194631 5.2692e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1996-03-22  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56863  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:55:40  

Additional Information
 Jupiter MOID = 2.3854 au 
 T_jup = 3.503 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.872394643286577E-15 -8.98543152593186E-15 1.090626991139154E-12 3.55623097843102E-14 2.478536403557748E-13 -8.913876194299419E-15
q -8.98543152593186E-15 2.095262267541683E-14 -2.88910989872231E-12 -8.78065555816342E-14 -6.811523939354745E-13 2.111164729386208E-14
tp 1.090626991139154E-12 -2.88910989872231E-12 4.636643072910868E-9 5.986531973345027E-11 1.364920914888778E-9 -7.524606298984423E-12
node 3.55623097843102E-14 -8.78065555816342E-14 5.986531973345027E-11 1.706825495664491E-8 -1.702595503754405E-8 -1.802502803209115E-10
peri 2.478536403557748E-13 -6.811523939354745E-13 1.364920914888778E-9 -1.702595503754405E-8 1.743980847936049E-8 1.778781887571783E-10
i -8.913876194299419E-15 2.111164729386208E-14 -7.524606298984423E-12 -1.802502803209115E-10 1.778781887571783E-10 2.776444932231266E-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 16.4   n/a MPO449539  

86918 (2000 HY54)          Discovered 2000-Apr-29 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2000 HY54 = 2001 UG160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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