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100030 (1990 WN1)
Classification: Main-belt Asteroid          SPK-ID: 2100030
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3044989004355704 5.1856e-08  
a 3.029037128545798 2.2053e-08 au
q 2.106698653525085 1.6129e-07 au
i 6.591789196706183 5.4563e-06 deg
node 186.5974478727651 4.6448e-05 deg
peri 247.8362419393456 4.7149e-05 deg
M 227.6617080526281 8.9693e-06 deg
tp 2459708.345289410847
(2022-May-08.84528941)		 5.2497e-05 TDB
period 1925.552313228004
5.27		 2.1029e-05
5.757e-08		 d
yr
n .1869593453924368 2.0417e-09 deg/d
Q 3.95137560356651 2.8768e-08 au
   Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      10462 days (28.64 yr)  
   first obs. used      1990-11-11  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53471  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:59:51  

Additional Information
 Earth MOID = 1.13194 au 
 Jupiter MOID = 1.43073 au 
 T_jup = 3.162 
[ 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 15.5   n/a MPO436465  

100030 (1990 WN1)          Discovered 1990-Nov-18 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1990 WN1 = 2000 SU242 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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