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72499 (2001 DR66)
Classification: Main-belt Asteroid          SPK-ID: 2072499
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1691980991826576 3.6447e-08  
a 2.378281842867465 9.1744e-09 au
q 1.975881075733662 8.7032e-08 au
i .6626020436192105 4.5475e-06 deg
node 245.2420070579012 0.00038042 deg
peri 190.9715022665109 0.00038071 deg
M 206.8795173604005 1.6016e-05 deg
tp 2459770.302297201850
(2022-Jul-09.80229720)
6.1222e-05 TDB
period 1339.656350714874
3.67
7.7517e-06
2.122e-08
d
yr
n .2687256323667597 1.5549e-09 deg/d
Q 2.780682610001268 1.0727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      9576 days (26.22 yr)  
   first obs. used      1994-04-06  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5191  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:25  

Additional Information
 Earth MOID = .990677 au 
 Jupiter MOID = 2.46917 au 
 T_jup = 3.520 
[ 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 15.8   n/a MPO412627  

72499 (2001 DR66)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 DR66 = 1994 GC11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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