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17598 (1995 KE2)
Classification: Main-belt Asteroid          SPK-ID: 2017598
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08766840767943604 3.5873e-08  
a 2.197181985754418 7.4062e-09 au
q 2.004558539681387 7.8104e-08 au
i 6.77083114224075 3.9832e-06 deg
node 80.01771374724336 3.2522e-05 deg
peri 164.592726443701 4.1043e-05 deg
M 244.2448742987498 2.6822e-05 deg
tp 2459383.003313387237
(2021-Jun-17.50331339)
8.9075e-05 TDB
period 1189.590456450241
3.26
6.0147e-06
1.647e-08
d
yr
n .302625158135722 1.5301e-09 deg/d
Q 2.389805431827449 8.0555e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1756  
   data-arc span      13799 days (37.78 yr)  
   first obs. used      1982-04-22  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4743  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:07:42  

Additional Information
 Earth MOID = .991722 au 
 Jupiter MOID = 2.61723 au 
 T_jup = 3.654 
[ 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 14.0   n/a MPO502303  
diameter diameter 4.861 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.188   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17598 (1995 KE2)          Discovered 1995-May-23 by Otomo, S. at Kiyosato
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 KE2 = 2000 AZ164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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