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JPL Small-Body Database Browser
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18932 Robinhood (2000 QH35)
Classification: Main-belt Asteroid          SPK-ID: 2018932
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2364739406408315 3.207e-08  
a 2.34966772229135 7.7068e-09 au
q 1.794032536804547 7.4804e-08 au
i 2.576988052695872 3.9394e-06 deg
node 37.22272586932023 8.1635e-05 deg
peri 275.5020303768375 8.212e-05 deg
M 83.47702761184735 7.9748e-06 deg
tp 2458295.448911378238
(2018-Jun-25.94891138)
2.9081e-05 TDB
period 1315.552254860695
3.60
6.4724e-06
1.772e-08
d
yr
n .2736493352277524 1.3463e-09 deg/d
Q 2.905302907778152 9.5292e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1484  
   data-arc span      13278 days (36.35 yr)  
   first obs. used      1982-09-16  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:49:32  

Additional Information
 Earth MOID = .781457 au 
 Jupiter MOID = 2.38445 au 
 T_jup = 3.519 
[ 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 14.7   n/a MPO449089  
diameter diameter 3.750 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.199   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18932 Robinhood           Discovered 2000 Aug. 28 by J. Broughton at Reedy Creek Observatory.
Robin Hood was the legendary thirteenth-century English archer and outlaw of Sherwood Forest who, with his band of Merry Men, robbed rich unscrupulous officials to aid and protect the poor in what might be described as a medieval form of socialism.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

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Alternate Designations
 2000 QH35 = 1982 SQ5 = 1996 LS = 1999 FY43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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