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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315882398114645 7.0315e-08  
a 2.565558618659662 1.5036e-08 au
q 2.227961275897105 1.8469e-07 au
i 12.52295277924119 5.0499e-06 deg
node 149.1092312348909 3.2778e-05 deg
peri 89.59144418614956 3.9633e-05 deg
M 305.4994768471654 2.0694e-05 deg
tp 2459427.732010064960
(2021-Aug-01.23201007)
8.6336e-05 TDB
period 1500.967676842035
4.11
1.3195e-05
3.613e-08
d
yr
n .2398452715233836 2.1084e-09 deg/d
Q 2.90315596142222 1.7014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      10122 days (27.71 yr)  
   first obs. used      1993-08-14  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48385  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:41:43  

Additional Information
 Earth MOID = 1.25772 au 
 Jupiter MOID = 2.20609 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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