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72540 (2001 DE104)
Classification: Main-belt Asteroid          SPK-ID: 2072540
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1492096865683742 3.6906e-08  
a 3.116118262639181 2.1111e-08 au
q 2.651163233360802 1.1192e-07 au
i 1.710800914242528 4.6021e-06 deg
node 148.5441644639214 0.0001426 deg
peri 105.0243629634832 0.0001435 deg
M 126.0412399856626 1.6137e-05 deg
tp 2458497.056063291844
(2019-Jan-13.55606329)
8.8403e-05 TDB
period 2009.182210867987
5.50
2.0417e-05
5.59e-08
d
yr
n .1791773777672839 1.8208e-09 deg/d
Q 3.58107329191756 2.426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      677  
   data-arc span      10321 days (28.26 yr)  
   first obs. used      1992-09-30  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56127  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:37  

Additional Information
 Earth MOID = 1.63564 au 
 Jupiter MOID = 1.46459 au 
 T_jup = 3.200 
[ 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 14.93   n/a E2021B10  

72540 (2001 DE104)          Discovered 2001-Feb-16 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 DE104 = 2002 JZ32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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