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JPL Small-Body Database Browser
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447220 (2005 TO187)
Classification: Main-belt Asteroid          SPK-ID: 2447220
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0747541031084616 1.4963e-07  
a 3.009664370356548 9.8302e-08 au
q 2.784679609693052 4.2196e-07 au
i 7.045964274687759 2.1971e-05 deg
node 227.4475069494942 0.00014781 deg
peri 247.4361529763434 0.00025208 deg
M 140.8861028439752 0.00021539 deg
tp 2457854.152328065030
(2017-Apr-10.65232807)		 0.0011199 TDB
period 1907.109051019357
5.22		 9.3435e-05
2.558e-07		 d
yr
n .1887673910454039 9.2483e-09 deg/d
Q 3.234649131020045 1.0565e-07 au
   Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      4575 days (12.53 yr)  
   first obs. used      2005-10-06  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6323  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:50:57  

Additional Information
 Earth MOID = 1.81107 au 
 Jupiter MOID = 1.9073 au 
 T_jup = 3.234 
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[ 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 16.9   n/a E2015T31  

447220 (2005 TO187)          Discovered 2005-Oct-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

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Alternate Designations
 2005 TO187 = 2013 HD76 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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