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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1812658531380047 3.8099e-08  
a 2.388205339577424 9.3971e-09 au
q 1.955305261230184 8.9921e-08 au
i 2.215713128074032 4.4357e-06 deg
node 18.55289926840639 0.00010242 deg
peri 278.39604571 0.00010316 deg
M 200.9037763223453 1.2085e-05 deg
tp 2459196.248962826176
(2020-Dec-12.74896283)
4.6516e-05 TDB
period 1348.049762965844
3.69
7.9564e-06
2.178e-08
d
yr
n .2670524559923991 1.5762e-09 deg/d
Q 2.821105417924664 1.11e-08 au
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      8506 days (23.29 yr)  
   first obs. used      1995-10-22  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55969  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:54:27  

Additional Information
 Earth MOID = .940261 au 
 Jupiter MOID = 2.38375 au 
 T_jup = 3.510 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456610.5 (2013-Nov-14.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1823939616754274 3.8265e-08  
q 1.952234522404748 9.0444e-08 au
tp 2456498.483697635261
(2013-Jul-24.98369764)
4.2198e-05 TDB
node 18.59873983280614 0.00010248 deg
peri 278.04512880805 0.00010321 deg
i 2.216195576507634 4.4333e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      509  
   data-arc span      8506 days (23.29 yr)  
   first obs. used      1995-10-22  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55969  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:54:27  

Additional Information
 Jupiter MOID = 2.38375 au 
 T_jup = 3.510 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.464226584762322E-15 -3.44889084713841E-15 4.322315963188112E-13 4.612678172906015E-15 7.597989990539055E-14 -1.858775724671375E-15
q -3.44889084713841E-15 8.180149084217693E-15 -1.012130588811361E-12 -1.181300595823269E-14 -1.759329982472452E-13 4.424551028959299E-15
tp 4.322315963188112E-13 -1.012130588811361E-12 1.780697913024228E-9 -8.013008273978305E-12 5.253020503219113E-10 -7.004610719185703E-13
node 4.612678172906015E-15 -1.181300595823269E-14 -8.013008273978305E-12 1.050260824647155E-8 -1.049704925473575E-8 -1.255625816393926E-10
peri 7.597989990539055E-14 -1.759329982472452E-13 5.253020503219113E-10 -1.049704925473575E-8 1.065163359530149E-8 1.253355275883534E-10
i -1.858775724671375E-15 4.424551028959299E-15 -7.004610719185703E-13 -1.255625816393926E-10 1.253355275883534E-10 1.96538765364837E-11

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-January); 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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