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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 
[ 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 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2005-Sep-20 21:10 00:03 Inter 0.0199722154366384 0.0199373673029067 0.0200070635976973 4.93384262387336 4.93384247531155 2453634.381625142 3.09441186877388 1737.11959039785 167.102729413295 1.20700495741061 1759.13541642123 T 10 CATAB v2.0f-lin.ifort 2021-Feb-24 20:27:16 2021-Feb-24 20:27

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