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243293 (2008 DH73)
Classification: Main-belt Asteroid          SPK-ID: 2243293
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05079986251011766 5.5776e-08  
a 3.086448861537356 4.0856e-08 au
q 2.929657683726749 1.6564e-07 au
i 11.7658193161207 5.4637e-06 deg
node 90.06257400291493 3.4852e-05 deg
peri 49.44849382387266 8.1185e-05 deg
M 44.70342767933681 6.9243e-05 deg
tp 2458754.562146108500
(2019-Sep-28.06214611)
0.00038206 TDB
period 1980.555675417804
5.42
3.9326e-05
1.077e-07
d
yr
n .1817671699252064 3.6091e-09 deg/d
Q 3.243240039347962 4.2932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      8127 days (22.25 yr)  
   first obs. used      1998-01-28  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53706  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:46:52  

Additional Information
 Earth MOID = 1.95932 au 
 Jupiter MOID = 1.88972 au 
 T_jup = 3.192 
[ 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 15.6   n/a MPO427390  

243293 (2008 DH73)          Discovered 2008-Feb-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2008 DH73 = 2004 EW114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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