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72884 (2001 KK12)
Classification: Main-belt Asteroid          SPK-ID: 2072884
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089788676995393 4.1849e-08  
a 3.085538488210189 2.4659e-08 au
q 2.749279997521694 1.2973e-07 au
i 6.232893899480603 4.0392e-06 deg
node 118.2057621727864 4.1157e-05 deg
peri 84.84968782560759 4.5714e-05 deg
M 293.3474320314796 2.2526e-05 deg
tp 2459763.029778676523
(2022-Jul-02.52977868)
0.00012566 TDB
period 1979.679468401994
5.42
2.3732e-05
6.497e-08
d
yr
n .181847620155698 2.1799e-09 deg/d
Q 3.421796978898684 2.7346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      766  
   data-arc span      11302 days (30.94 yr)  
   first obs. used      1990-05-25  
   last obs. used      2021-05-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52842  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:46:43  

Additional Information
 Earth MOID = 1.75582 au 
 Jupiter MOID = 1.57225 au 
 T_jup = 3.208 
[ 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 14.65   n/a MPCxxxxx  
diameter diameter 6.590 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72884 (2001 KK12)          Discovered 2001-May-18 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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