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216500 (2000 DD118)
Classification: Main-belt Asteroid          SPK-ID: 2216500
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314662234913472 7.013e-08  
a 2.565075998419999 1.4655e-08 au
q 2.227855143939425 1.8434e-07 au
i 12.52325027170221 4.7963e-06 deg
node 149.110376464573 3.2726e-05 deg
peri 89.64497039960072 3.9608e-05 deg
M 352.4640110825674 2.0624e-05 deg
tp 2459427.911344989051
(2021-Aug-01.41134499)
8.5971e-05 TDB
period 1500.544164800989
4.11
1.286e-05
3.521e-08
d
yr
n .2399129652060227 2.0561e-09 deg/d
Q 2.902296852900573 1.6582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      10165 days (27.83 yr)  
   first obs. used      1993-08-14  
   last obs. used      2021-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48345  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:33:48  

Additional Information
 Earth MOID = 1.25922 au 
 Jupiter MOID = 2.20593 au 
 T_jup = 3.387 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.13   n/a MPCxxxxx  
diameter diameter 3.110 km 0.545 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216500 (2000 DD118)          Discovered 2000-Feb-26 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2000 DD118 = 2004 BR88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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