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72470 (2001 DT28)
Classification: Main-belt Asteroid          SPK-ID: 2072470
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .009182716701974675 3.9792e-08  
a 3.06598079501949 2.5182e-08 au
q 3.037826761965131 1.2177e-07 au
i 11.96228566031736 5.2485e-06 deg
node 357.2179814792282 1.7708e-05 deg
peri 234.4744843291629 0.0003328 deg
M 172.4447509336103 0.00033632 deg
tp 2458261.209238741664
(2018-May-22.70923874)
0.0018269 TDB
period 1960.887021624589
5.37
2.4158e-05
6.614e-08
d
yr
n .1835903833468902 2.2618e-09 deg/d
Q 3.094134828073849 2.5413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      16749 days (45.86 yr)  
   first obs. used      1975-05-11  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52843  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:15:39  

Additional Information
 Earth MOID = 2.04355 au 
 Jupiter MOID = 1.88015 au 
 T_jup = 3.199 
[ 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 14.50   n/a E2021B10  

72470 (2001 DT28)          Discovered 2001-Feb-17 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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