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305480 (2008 DT71)
Classification: Main-belt Asteroid          SPK-ID: 2305480
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07439947469211944 5.6275e-08  
a 3.026919173695414 3.8659e-08 au
q 2.801717977236971 1.6625e-07 au
i 2.528539676520758 6.3004e-06 deg
node 190.5426301254434 0.00013186 deg
peri 244.2233682370625 0.00013943 deg
M 199.3521824087282 4.7755e-05 deg
tp 2459858.864983766080
(2022-Oct-06.36498377)
0.0002634 TDB
period 1923.533097362025
5.27
3.685e-05
1.009e-07
d
yr
n .1871556047014277 3.5855e-09 deg/d
Q 3.252120370153857 4.1535e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      6800 days (18.62 yr)  
   first obs. used      2000-09-27  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59507  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:55:01  

Additional Information
 Earth MOID = 1.81786 au 
 Jupiter MOID = 1.94656 au 
 T_jup = 3.239 
[ 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 MPO433969  

305480 (2008 DT71)          Discovered 2008-Feb-24 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 DT71 = 2006 WX38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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