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160456 (2005 WH117)
Classification: Inner Main-belt Asteroid          SPK-ID: 2160456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07676202019387089 4.0388e-08  
a 1.900209210397406 8.5531e-09 au
q 1.754345312616301 7.7736e-08 au
i 19.69100958498239 5.8144e-06 deg
node 254.3938054611612 1.3834e-05 deg
peri 78.59228382092124 4.5358e-05 deg
M 343.0082830520961 4.1425e-05 deg
tp 2459245.658064462954
(2021-Jan-31.15806446)
0.00011017 TDB
period 956.7545914581034
2.62
6.4597e-06
1.769e-08
d
yr
n .3762720380064824 2.5405e-09 deg/d
Q 2.046073108178511 9.2096e-09 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      7224 days (19.78 yr)  
   first obs. used      2000-11-27  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:27:28  

Additional Information
 Earth MOID = .811722 au 
 Jupiter MOID = 3.15151 au 
 T_jup = 3.873 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.93   n/a E2021B55  

160456 (2005 WH117)          Discovered 2005-Nov-28 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2005 WH117 = 2002 LG54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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