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100833 (1998 HW10)
Classification: Main-belt Asteroid          SPK-ID: 2100833
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1217066681429093 4.0129e-08  
a 3.141123077025512 2.5027e-08 au
q 2.758827453093934 1.2861e-07 au
i 5.565617549515434 4.8665e-06 deg
node 52.70958393789292 4.8461e-05 deg
peri 260.2497273639693 5.2895e-05 deg
M 240.6329689160843 2.356e-05 deg
tp 2459674.729496738391
(2022-Apr-05.22949674)		 0.0001367 TDB
period 2033.414223523625
5.57		 2.4302e-05
6.654e-08		 d
yr
n .1770421372268017 2.1159e-09 deg/d
Q 3.52341870095709 2.8073e-08 au
   Orbit Determination Parameters
   # obs. used (total)      634  
   data-arc span      8036 days (22.00 yr)  
   first obs. used      1998-04-17  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59591  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:56:07  

Additional Information
 Earth MOID = 1.75198 au 
 Jupiter MOID = 1.75903 au 
 T_jup = 3.192 
[ 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 14.8   n/a MPO432535  

100833 (1998 HW10)          Discovered 1998-Apr-17 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1998 HW10 = 2000 SG256 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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