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100663 (1997 WN30)
Classification: Outer Main-belt Asteroid          SPK-ID: 2100663
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1039560055966009 6.6276e-08  
a 3.243652360279545 3.1145e-08 au
q 2.906455217360897 2.1903e-07 au
i 5.673728636540392 4.9881e-06 deg
node 76.10918923969261 7.4565e-05 deg
peri 304.2829128824383 7.8827e-05 deg
M 332.6102768565298 2.7548e-05 deg
tp 2459162.843543830313
(2020-Nov-09.34354383)
0.00016413 TDB
period 2133.781180363838
5.84
3.0733e-05
8.414e-08
d
yr
n .168714582035359 2.43e-09 deg/d
Q 3.580849503198194 3.4383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      7508 days (20.56 yr)  
   first obs. used      1997-10-28  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62561  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:57:27  

Additional Information
 Earth MOID = 1.91437 au 
 Jupiter MOID = 1.88072 au 
 T_jup = 3.167 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456562.5 (2013-Sep-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1096767887420954 6.9053e-08  
q 2.888459225651223 2.3099e-07 au
tp 2457005.961138132724
(2014-Dec-14.46113813)
0.00013819 TDB
node 76.29327977999505 7.4938e-05 deg
peri 300.9372305759054 7.8294e-05 deg
i 5.664990246007107 4.9851e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      7508 days (20.56 yr)  
   first obs. used      1997-10-28  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62561  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:57:27  

Additional Information
 Jupiter MOID = 1.88072 au 
 T_jup = 3.167 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.768355753918493E-15 -1.583786003812132E-14 -2.840968018020804E-12 6.311564522686573E-15 -5.508255292797004E-13 -2.905546539865256E-15
q -1.583786003812132E-14 5.33574580472973E-14 1.028733339447905E-11 -2.64980617652374E-14 1.945168831596474E-12 1.024290265729589E-14
tp -2.840968018020804E-12 1.028733339447905E-11 1.909737330862043E-8 2.932581082766044E-11 3.242090266082689E-9 1.522939641850689E-12
node 6.311564522686573E-15 -2.64980617652374E-14 2.932581082766044E-11 5.615632929828619E-9 -5.583319782060311E-9 -9.555074137109089E-11
peri -5.508255292797004E-13 1.945168831596474E-12 3.242090266082689E-9 -5.583319782060311E-9 6.129934663819088E-9 9.53823450494486E-11
i -2.905546539865256E-15 1.024290265729589E-14 1.522939641850689E-12 -9.555074137109089E-11 9.53823450494486E-11 2.485171673656033E-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 14.5   n/a MPO309883  
diameter diameter 5.495 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100663 (1997 WN30)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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