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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08760049631811924 2.3108e-08  
a 2.196935962297351 6.95e-09 au
q 2.004483281620978 4.9358e-08 au
i 6.770656938015795 4.8076e-07 deg
node 80.0139699171324 4.9253e-06 deg
peri 164.6708685936033 1.3261e-05 deg
M 304.6920748689196 1.2397e-05 deg
tp 2459383.229804424721
(2021-Jun-17.72980442)
4.1183e-05 TDB
period 1189.390660325694
3.26
5.6439e-06
1.545e-08
d
yr
n .3026759936902651 1.4363e-09 deg/d
Q 2.389388642973723 7.5588e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2005  
   data-arc span      14207 days (38.90 yr)  
   first obs. used      1982-04-22  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47082  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:07:45  

Additional Information
 Earth MOID = .99009 au 
 Jupiter MOID = 2.61661 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 13.99   n/a E2021B10  
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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