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JPL Small-Body Database Browser
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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.


Orbital Elements at Epoch 2458346.5 (2018-Aug-16.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .667808978050232 0.001531  
a 2.352316010044021 0.0098767 au
q .781418259325324 0.00032055 au
i .8805340146365783 0.0014199 deg
node 206.122462567583 0.068348 deg
peri 181.7389859204406 0.068013 deg
M 348.3023527618093 0.082538 deg
tp 2458389.319140259801
(2018-Sep-27.81914026)
0.032453 TDB
period 1317.777000763158
3.61
8.2995
0.02272
d
yr
n .273187344893343 0.0017206 deg/d
Q 3.923213760762717 0.016472 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .55691  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:35:41  

Additional Information
 Earth MOID = .0133903 au 
 Jupiter MOID = 1.52874 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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