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(2018 PT23)
Classification: Apollo [NEO]          SPK-ID: 3826840
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458346.5 (2018-Aug-16.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6677704705110256 0.0015309  
a 2.352067664549326 0.0098732 au
q .7814263335194535 0.00032053 au
i .8804980485160303 0.0014197 deg
node 206.1211919906405 0.068343 deg
peri 181.7402552878515 0.068008 deg
M 348.3002772585575 0.082534 deg
tp 2458389.319955659256
(2018-Sep-27.81995566)
0.032451 TDB
period 1317.568320036235
3.61
8.2961
0.02271
d
yr
n .2732306131875571 0.0017204 deg/d
Q 3.922708995579198 0.016466 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      1 day  
   first obs. used      2018-08-15  
   last obs. used      2018-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .5516  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Aug-20 08:17:10  

Additional Information
 Earth MOID = .0133899 au 
 Jupiter MOID = 1.52925 au 
 T_jup = 3.213 
[ show covariance matrix ]

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 24.5   .4557 MPO452064 autocmod 2.6n

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