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382411 (1997 EP8)
Classification: Main-belt Asteroid          SPK-ID: 2382411
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07995138853922429 5.1581e-08  
a 3.115367765511774 2.854e-08 au
q 2.866289786848767 1.5624e-07 au
i 10.57615028454101 5.9064e-06 deg
node 151.49461027958 3.5728e-05 deg
peri 1.34234925645031 6.4767e-05 deg
M 70.79235878663542 5.2879e-05 deg
tp 2458605.546204051934
(2019-May-02.04620405)
0.00029255 TDB
period 2008.456406571186
5.50
2.7599e-05
7.556e-08
d
yr
n .1792421278461243 2.463e-09 deg/d
Q 3.364445744174781 3.0821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      8457 days (23.15 yr)  
   first obs. used      1997-03-02  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61442  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:42:43  

Additional Information
 Earth MOID = 1.87678 au 
 Jupiter MOID = 1.62595 au 
 T_jup = 3.187 
[ 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 15.7   n/a MPO278305  

382411 (1997 EP8)          Discovered 1997-Mar-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

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