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72546 (2001 ES)
Classification: Main-belt Asteroid          SPK-ID: 2072546
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1246454707453946 3.5222e-08  
a 2.275360736772975 7.2096e-09 au
q 1.99174732662232 8.1851e-08 au
i 4.733022631943995 3.6059e-06 deg
node 270.0548895568471 5.1717e-05 deg
peri 170.3879847167068 5.5568e-05 deg
M 342.1622285781016 1.8503e-05 deg
tp 2459262.617205565601
(2021-Feb-17.11720557)
6.4392e-05 TDB
period 1253.642816398224
3.43
5.9584e-06
1.631e-08
d
yr
n .2871631339413704 1.3648e-09 deg/d
Q 2.55897414692363 8.1083e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1238  
   data-arc span      8362 days (22.89 yr)  
   first obs. used      1998-04-21  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4918  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:40  

Additional Information
 Earth MOID = 1.00732 au 
 Jupiter MOID = 2.64481 au 
 T_jup = 3.595 
[ 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 15.53   n/a E2021B10  

72546 (2001 ES)          Discovered 2001-Mar-04 by Roe, J. M. at Oaxaca
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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