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JPL Small-Body Database Browser
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100914 (1998 KZ29)
Classification: Main-belt Asteroid          SPK-ID: 2100914
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1665339435981447 4.0546e-08  
a 2.47588604559663 1.3486e-08 au
q 2.063566978523807 1.0001e-07 au
i 3.182158153758787 3.7821e-06 deg
node 69.12058461970101 9.2102e-05 deg
peri 194.866954207483 9.3139e-05 deg
M 215.8007087670286 1.6081e-05 deg
tp 2459570.473979921305
(2021-Dec-21.97397992)
6.5281e-05 TDB
period 1422.965612501933
3.90
1.1626e-05
3.183e-08
d
yr
n .2529927616219967 2.0671e-09 deg/d
Q 2.888205112669453 1.5732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      10343 days (28.32 yr)  
   first obs. used      1991-10-04  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:13:30  

Additional Information
 Earth MOID = 1.04807 au 
 Jupiter MOID = 2.1861 au 
 T_jup = 3.460 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456906.5 (2014-Sep-06.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1670707852190498 4.0511e-08  
q 2.061894814418184 9.9982e-08 au
tp 2456725.958528173833
(2014-Mar-09.45852817)
5.9837e-05 TDB
node 69.1419732015499 9.2154e-05 deg
peri 195.0354878380512 9.3187e-05 deg
i 3.182087500756142 3.7805e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      10343 days (28.32 yr)  
   first obs. used      1991-10-04  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:13:30  

Additional Information
 Jupiter MOID = 2.1861 au 
 T_jup = 3.460 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.641158546335684E-15 -4.025055947160366E-15 1.192284180533118E-12 1.493465051642042E-14 2.449010612452856E-13 -1.707509843191853E-15
q -4.025055947160366E-15 9.996474497746911E-15 -2.92507886246581E-12 -3.638713217654855E-14 -5.964675081480944E-13 4.274444981759283E-15
tp 1.192284180533118E-12 -2.92507886246581E-12 3.580431741478477E-9 2.884586950355555E-11 8.628232715349301E-10 -2.694835520911067E-12
node 1.493465051642042E-14 -3.638713217654855E-14 2.884586950355555E-11 8.492279408598065E-9 -8.471987730258046E-9 9.684958681945446E-11
peri 2.449010612452856E-13 -5.964675081480944E-13 8.628232715349301E-10 -8.471987730258046E-9 8.683843355517747E-9 -9.734966801048849E-11
i -1.707509843191853E-15 4.274444981759283E-15 -2.694835520911067E-12 9.684958681945446E-11 -9.734966801048849E-11 1.42922108745742E-11

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 16.1   n/a MPO302562  
diameter diameter 1.567 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.314   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100914 (1998 KZ29)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 KZ29 = 2002 LD17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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