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541933 (2012 DE101)
Classification: Main-belt Asteroid          SPK-ID: 2541933
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1028481786914374 8.0536e-08  
a 2.786019793073827 4.6417e-08 au
q 2.499482731557889 2.4241e-07 au
i 5.605261412269988 7.6613e-06 deg
node 69.1712593185526 9.9938e-05 deg
peri 152.5443293030422 0.0001125 deg
M 285.5590840980677 5.1562e-05 deg
tp 2459551.723794303020
(2021-Dec-03.22379430)
0.00024731 TDB
period 1698.535871262773
4.65
4.2448e-05
1.162e-07
d
yr
n .2119472459138345 5.2967e-09 deg/d
Q 3.072556854589766 5.119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      4217 days (11.55 yr)  
   first obs. used      2009-09-27  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62026  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:49  

Additional Information
 Earth MOID = 1.49106 au 
 Jupiter MOID = 1.90443 au 
 T_jup = 3.316 
[ 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 17.55   n/a MPCxxxxx  

541933 (2012 DE101)          Discovered 2012-Feb-21 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

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