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100329 (1995 QW8)
Classification: Main-belt Asteroid          SPK-ID: 2100329
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06526669109037696 4.4381e-08  
a 3.180321313911511 2.8778e-08 au
q 2.972752265148307 1.4077e-07 au
i 15.16366747407661 6.6694e-06 deg
node 306.8310872509531 1.9e-05 deg
peri 325.131846400139 5.9995e-05 deg
M 216.324988491571 6.0109e-05 deg
tp 2460027.268014185963
(2023-Mar-23.76801419)
0.00034983 TDB
period 2071.595345509926
5.67
2.8118e-05
7.698e-08
d
yr
n .1737791122094772 2.3587e-09 deg/d
Q 3.387890362674716 3.0656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      9275 days (25.39 yr)  
   first obs. used      1995-08-28  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:25:00  

Additional Information
 Earth MOID = 1.96638 au 
 Jupiter MOID = 1.86567 au 
 T_jup = 3.142 
[ 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 14.5   n/a MPO381885  

100329 (1995 QW8)          Discovered 1995-Aug-28 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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