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(2012 DS30)
Classification: Apollo [NEO]          SPK-ID: 3599860
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09289293158422708 0.00055895  
a 1.09358094576427 0.0010227 au
q .9919950057875755 0.00031654 au
i 9.540652643163176 0.016689 deg
node 332.3225846977358 0.0038311 deg
peri 229.260461819746 0.38804 deg
M 43.60936163348098 0.35442 deg
tp 2458949.899820507606
(2020-Apr-10.39982051)
0.34026 TDB
period 417.7099580214066
1.14
0.58597
0.001604
d
yr
n .8618420343753233 0.001209 deg/d
Q 1.195166885740965 0.0011177 au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      4 days  
   first obs. used      2012-02-23  
   last obs. used      2012-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .43786  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:50:49  

Additional Information
 Earth MOID = .0299249 au 
 Jupiter MOID = 3.77429 au 
 T_jup = 5.658 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455983.5 (2012-Feb-26.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09198044423614318 0.00014603  
q .9925460643014791 5.596e-06 au
tp 2456027.403605145902
(2012-Apr-09.90360515)
0.0058242 TDB
node 332.5969101088921 0.00029964 deg
peri 228.6588977833456 0.0046439 deg
i 9.593711988926449 0.012351 deg
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      4 days  
   first obs. used      2012-02-23  
   last obs. used      2012-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .43786  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:50:49  

Additional Information
 Jupiter MOID = 3.77429 au 
 T_jup = 5.658 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.132505156579521E-8 3.229897609148081E-10 -7.470531032626629E-7 -4.336784112281217E-8 -5.018015151026488E-7 1.799193514965878E-6
q 3.229897609148081E-10 3.131516738490899E-11 -2.506402014504706E-8 -5.357940827507208E-10 -2.317707515681802E-8 3.142069817257458E-8
tp -7.470531032626629E-7 -2.506402014504706E-8 3.392187587446564E-5 1.456402590050937E-6 2.626970705740429E-5 -6.496337806917626E-5
node -4.336784112281217E-8 -5.357940827507208E-10 1.456402590050937E-6 8.978416185793467E-8 9.482491219965044E-7 -3.637202387728664E-6
peri -5.018015151026488E-7 -2.317707515681802E-8 2.626970705740429E-5 9.482491219965044E-7 2.156573351656342E-5 -4.456706190248204E-5
i 1.799193514965878E-6 3.142069817257458E-8 -6.496337806917626E-5 -3.637202387728664E-6 -4.456706190248204E-5 .0001525556372187239

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.0   n/a MPO223135  

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