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17156 Kennethseitz (1999 KS3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2017156
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04163103053314741 2.5677e-08  
a 3.202398294994935 1.8699e-08 au
q 3.069079153796702 8.3436e-08 au
i 25.50484342341396 9.1295e-07 deg
node 229.8280286379792 3.6182e-06 deg
peri 217.4107593474841 1.5889e-05 deg
M 94.38564445818338 1.7487e-05 deg
tp 2458847.699004601769
(2019-Dec-30.19900460)
9.9527e-05 TDB
period 2093.203468361057
5.73
1.8333e-05
5.019e-08
d
yr
n .1719851918083596 1.5063e-09 deg/d
Q 3.335717436193168 1.9477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1826  
   data-arc span      14295 days (39.14 yr)  
   first obs. used      1982-04-22  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4513  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:20:36  

Additional Information
 Earth MOID = 2.09918 au 
 Jupiter MOID = 1.89931 au 
 T_jup = 3.040 
[ 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 12.68   n/a E2021B10  
diameter diameter 16.131 km 0.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17156 Kennethseitz           Discovered 1999 May 19 by Spacewatch at Kitt Peak.
After 31 years, Kenneth Seitz (b. 1941) is retiring in 2009 as director of Cantilena, a women's chorale in Arlington, Massachusetts. He has delighted audiences as a conductor and pianist, contributing significantly to the treble-voice repertoire through his compositions, arrangements and research.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090409/MPCPages.arcLast Updated: 2009-04-10

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Alternate Designations
 1999 KS3 = 1990 WU12 
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