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357453 (2004 DK8)
Classification: Main-belt Asteroid          SPK-ID: 2357453
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1558880296344101 6.529e-08  
a 2.738417674156978 2.9886e-08 au
q 2.311531138616603 1.942e-07 au
i 4.729252137660477 8.788e-06 deg
node 338.4338466520027 6.0652e-05 deg
peri 109.4594315069351 6.7747e-05 deg
M 306.9712909453619 2.7938e-05 deg
tp 2459444.312806985075
(2021-Aug-17.81280698)
0.00012913 TDB
period 1655.190406845291
4.53
2.7096e-05
7.418e-08
d
yr
n .2174976356261886 3.5605e-09 deg/d
Q 3.165304209697353 3.4544e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6167 days (16.88 yr)  
   first obs. used      2004-02-17  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 20:27:15  

Additional Information
 Earth MOID = 1.33285 au 
 Jupiter MOID = 2.04644 au 
 T_jup = 3.328 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457977.5 (2017-Aug-12.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1542713749141262 6.3778e-08  
q 2.317221542608131 1.8932e-07 au
tp 2457780.305029502646
(2017-Jan-26.80502950)
0.00012976 TDB
node 338.8054649904257 6.0669e-05 deg
peri 107.7772434971385 6.8061e-05 deg
i 4.726552017038049 8.7877e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6167 days (16.88 yr)  
   first obs. used      2004-02-17  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 20:27:15  

Additional Information
 Jupiter MOID = 2.04644 au 
 T_jup = 3.328 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.067576137186028E-15 -1.199981277805756E-14 1.567457313924901E-12 -7.107876586555994E-15 6.085711430223638E-13 -5.767308781730301E-15
q -1.199981277805756E-14 3.584053528925596E-14 -4.262173143906954E-12 2.243862000068722E-14 -1.705025507523895E-12 1.933794821062108E-14
tp 1.567457313924901E-12 -4.262173143906954E-12 1.683862145775206E-8 -1.602899766337257E-11 3.985587677877412E-9 8.175960555109235E-12
node -7.107876586555994E-15 2.243862000068722E-14 -1.602899766337257E-11 3.680745622562013E-9 -3.672373819118476E-9 1.129626349165323E-10
peri 6.085711430223638E-13 -1.705025507523895E-12 3.985587677877412E-9 -3.672373819118476E-9 4.632290758263357E-9 -1.113613114307256E-10
i -5.767308781730301E-15 1.933794821062108E-14 8.175960555109235E-12 1.129626349165323E-10 -1.113613114307256E-10 7.72243847649102E-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 17.0   n/a MPO450330  

357453 (2004 DK8)          Discovered 2004-Feb-17 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2004 DK8 = 2013 CW187 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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