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117685 (2005 ED247)
Classification: Main-belt Asteroid          SPK-ID: 2117685
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .181518457459099 2.961e-08  
a 2.387911686903723 8.0392e-09 au
q 1.954461640948404 7.2408e-08 au
i 2.21593062929134 4.2088e-06 deg
node 18.54715213347649 8.5568e-05 deg
peri 278.4350448832795 8.6487e-05 deg
M 307.7224022172467 1.1665e-05 deg
tp 2459196.221682616330
(2020-Dec-12.72168262)
4.394e-05 TDB
period 1347.801137203818
3.69
6.8063e-06
1.863e-08
d
yr
n .2671017185419987 1.3488e-09 deg/d
Q 2.821361732859041 9.4984e-09 au
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      9005 days (24.65 yr)  
   first obs. used      1995-10-22  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54034  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:16:55  

Additional Information
 Earth MOID = .940138 au 
 Jupiter MOID = 2.38532 au 
 T_jup = 3.510 
[ 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 16.4   n/a MPO469217  
rotation period rot_per 70. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Masiero, J.; Jedicke, R.; Durecy, J.; Gwyn, S.; et al. (2009) Icarus 204, 145-171.]

117685 (2005 ED247)          Discovered 2005-Mar-12 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 ED247 = 1995 UE38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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