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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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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3342748090300272 8.8301e-08  
a 2.580399241744998 1.847e-08 au
q 1.717836777989462 2.3128e-07 au
i 28.00156511653275 1.2095e-05 deg
node 340.4443630441741 1.7011e-05 deg
peri 247.5968365819679 2.1523e-05 deg
M 174.3949522422496 1.3986e-05 deg
tp 2458267.067425183266
(2018-May-28.56742518)
5.7221e-05 TDB
period 1514.010145014151
4.15
1.6256e-05
4.451e-08
d
yr
n .2377791200313491 2.553e-09 deg/d
Q 3.442961705500534 2.4644e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56087  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:31:20  

Additional Information
 Earth MOID = .867617 au 
 Jupiter MOID = 2.09934 au 
 T_jup = 3.189 
[ 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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2027-Jun-25 21:59 < 00:01 Amphi 0.0471962579592714 0.0471899272124451 0.0472025891036419 10.6474303131444 10.6474303017045 2461582.415883875 0.704593618511504 387.237303025373 85.0465629262249 36.4177446887752 51418.2981328116 T 14 CATAB v2.0f-lin.ifort 2020-Feb-23 08:31:36 2020-Feb-23 08:31

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