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JPL Small-Body Database Browser
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(2015 HP43)
Classification: Amor [NEO]          SPK-ID: 3717359
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4944276429154699 6.8205e-05  
a 2.238868442045969 0.00032584 au
q 1.13190999544735 1.2035e-05 au
i 17.5401021088402 0.0014746 deg
node 62.91708010374365 7.647e-05 deg
peri 162.5837213364656 0.00053748 deg
M 66.44989208457217 0.093516 deg
tp 2458374.643253244090
(2018-Sep-13.14325324)
0.26854 TDB
period 1223.605129841969
3.35
0.26712
0.0007313
d
yr
n .2942125618960871 6.4229e-05 deg/d
Q 3.345826888644587 0.00048695 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      50 days  
   first obs. used      2015-04-23  
   last obs. used      2015-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .3195  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-10 07:06:43  

Additional Information
 Earth MOID = .13192 au 
 Jupiter MOID = 1.67194 au 
 T_jup = 3.411 
[ show covariance matrix ]

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 21.1   n/a E2015L36  
rotation period rot_per 5.77 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 256-266.]

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