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46597 (1993 DK2)
Classification: Main-belt Asteroid          SPK-ID: 2046597
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3340445115684675 8.8306e-08  
a 2.580864411245444 1.8485e-08 au
q 1.718740819566519 2.3136e-07 au
i 28.00072609498371 1.2094e-05 deg
node 340.4375472458939 1.7009e-05 deg
peri 247.5952252540816 2.1529e-05 deg
M 221.9511418189815 1.4142e-05 deg
tp 2459781.233030810934
(2022-Jul-20.73303081)
6.165e-05 TDB
period 1514.419560195118
4.15
1.627e-05
4.454e-08
d
yr
n .2377148377254304 2.5539e-09 deg/d
Q 3.442988002924368 2.466e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      9739 days (26.66 yr)  
   first obs. used      1993-02-24  
   last obs. used      2019-10-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:50:22  

Additional Information
 Earth MOID = .867955 au 
 Jupiter MOID = 2.09805 au 
 T_jup = 3.188 
[ 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 15.2   n/a MPO493181  
diameter diameter 2.683 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.204   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46597 (1993 DK2)          Discovered 1993-Feb-24 by McNaught, R. H. at Siding Spring
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 DK2 = 2001 AH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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