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72446 (2001 DM)
Classification: Outer Main-belt Asteroid          SPK-ID: 2072446
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1035055079814641 3.9343e-08  
a 3.21405508876822 2.5171e-08 au
q 2.881382684124856 1.1888e-07 au
i 9.38903436379085 5.1693e-06 deg
node 13.85381975036469 2.5831e-05 deg
peri 240.0228375912459 3.9716e-05 deg
M 81.5678710670721 2.7283e-05 deg
tp 2458723.635461476587
(2019-Aug-28.13546148)
0.00016068 TDB
period 2104.642816131192
5.76
2.4724e-05
6.769e-08
d
yr
n .1710504021113479 2.0094e-09 deg/d
Q 3.546727493411585 2.7776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1128  
   data-arc span      10295 days (28.19 yr)  
   first obs. used      1992-10-26  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47742  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:06  

Additional Information
 Earth MOID = 1.88082 au 
 Jupiter MOID = 1.54685 au 
 T_jup = 3.161 
[ 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 14.33   n/a E2021B10  

72446 (2001 DM)          Discovered 2001-Feb-16 by Yeung, W. K. Y. at Desert Beaver
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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