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117016 (2004 JH8)
Classification: Main-belt Asteroid          SPK-ID: 2117016
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1287453270355238 4.1625e-08  
a 3.124627989063759 2.8792e-08 au
q 2.722346736747394 1.2906e-07 au
i 12.42460666510073 4.6181e-06 deg
node 104.1539726853589 2.1403e-05 deg
peri 205.5207245019572 2.7585e-05 deg
M 256.7865850798695 1.8574e-05 deg
tp 2459578.901687649544
(2021-Dec-30.40168765)
0.00010748 TDB
period 2017.418062516059
5.52
2.7884e-05
7.634e-08
d
yr
n .1784459090006459 2.4665e-09 deg/d
Q 3.526909241380124 3.2499e-08 au
  Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      7143 days (19.56 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55634  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:07:39  

Additional Information
 Earth MOID = 1.71297 au 
 Jupiter MOID = 1.72217 au 
 T_jup = 3.166 
[ 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 14.7   n/a MPO469209  

117016 (2004 JH8)          Discovered 2004-May-12 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 JH8 = 2004 MZ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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