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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3030042803228998 5.1351e-08  
a 3.028428184871664 2.3396e-08 au
q 2.110801482205039 1.5885e-07 au
i 6.606623318245264 5.4535e-06 deg
node 186.1683180457209 4.629e-05 deg
peri 248.4269301131031 4.7071e-05 deg
M 264.6613658544195 9.3602e-06 deg
tp 2459710.289364798009
(2022-May-10.78936480)		 5.3069e-05 TDB
period 1924.971686158676
5.27		 2.2307e-05
6.107e-08		 d
yr
n .1870157377319082 2.1672e-09 deg/d
Q 3.946054887538288 3.0485e-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 = 1.13572 au 
 Jupiter MOID = 1.43651 au 
 T_jup = 3.163 
[ 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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