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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08766840629218778 3.5812e-08  
a 2.197181985430868 7.3674e-09 au
q 2.004558542434239 7.8006e-08 au
i 6.770831021771915 3.9818e-06 deg
node 80.01771577503412 3.2257e-05 deg
peri 164.5927253443018 4.0776e-05 deg
M 244.2448736912089 2.6769e-05 deg
tp 2459383.003315310317
(2021-Jun-17.50331531)
8.8911e-05 TDB
period 1189.590456187478
3.26
5.9833e-06
1.638e-08
d
yr
n .3026251582025676 1.5221e-09 deg/d
Q 2.389805428427497 8.0133e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1809  
   data-arc span      13863 days (37.95 yr)  
   first obs. used      1982-04-22  
   last obs. used      2020-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47331  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:20:05  

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

[ hide close-approach data ]
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
2192-Oct-10 12:58 < 00:01 Eunom 0.0475546328510622 0.0475350478219745 0.0475742192505939 7.19688505944262 7.19688501842632 2521955.040267407 0.328075042348951 1056.04696508571 24.4365663990787 -22.4110380887743 111124.684768421 T 38 CATAB v2.0f-lin.ifort 2020-Nov-13 02:20:10 2020-Nov-13 02:20

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