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510055 (2010 FH81)
Classification: Apollo [NEO, PHA]          SPK-ID: 2510055
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2104800408773944 9.3189e-08  
a 1.225559879012528 1.9208e-08 au
q .9676039855802767 1.1797e-07 au
i 16.79409846613272 1.774e-05 deg
node 84.62410978140234 3.453e-05 deg
peri 158.2754882880352 5.1111e-05 deg
M 141.5602340516303 8.8731e-05 deg
tp 2458805.632685216450
(2019-Nov-18.13268522)
0.0001177 TDB
period 495.5645474313912
1.36
1.165e-05
3.19e-08
d
yr
n .726444217743079 1.7078e-08 deg/d
Q 1.48351577244478 2.325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      2839 days (7.77 yr)  
   first obs. used      2010-03-30  
   last obs. used      2018-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40863  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-08 06:26:27  

Additional Information
 Earth MOID = .0352487 au 
 Jupiter MOID = 3.54853 au 
 T_jup = 5.154 
[ 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 21.6   n/a MPO292154  
diameter diameter 0.200 km 0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.094   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

510055 (2010 FH81)          Discovered 2010-Mar-30 by WISE at WISE
Reference: Last Updated: 2018-02-05

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