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382997 (2005 HY3)
Classification: Main-belt Asteroid          SPK-ID: 2382997
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2120576047070686 1.603e-07  
a 2.128430515199539 3.5884e-08 au
q 1.677080638360893 3.6815e-07 au
i 10.92651280977601 7.0174e-06 deg
node 61.53122077653053 2.337e-05 deg
peri 74.22109384790558 4.0357e-05 deg
M 6.132203540394769 4.1882e-05 deg
tp 2458981.180241081140
(2020-May-11.68024108)
0.0001315 TDB
period 1134.194774353776
3.11
2.8682e-05
7.853e-08
d
yr
n .3174058002560586 8.0268e-09 deg/d
Q 2.579780392038185 4.3493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      6465 days (17.70 yr)  
   first obs. used      2002-05-17  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:39:12  

Additional Information
 Earth MOID = .729793 au 
 Jupiter MOID = 2.53252 au 
 T_jup = 3.672 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO455747  

382997 (2005 HY3)          Discovered 2005-Apr-28 by Lowe, A. at Mayhill
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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