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JPL Small-Body Database Browser
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(2019 SW1)
Classification: Apollo [NEO]          SPK-ID: 3843921
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 2458749.5 (2019-Sep-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6032755939717713 0.00081432  
a 2.2099483604713 0.004283 au
q .8767404506610341 0.00010074 au
i 4.898854601382878 0.0049964 deg
node 359.8486938463743 0.00022195 deg
peri 50.3278391103608 0.0017315 deg
M 348.933399516288 0.036053 deg
tp 2458786.387850270664
(2019-Oct-29.88785027)
0.012958 TDB
period 1199.973389929841
3.29
3.4885
0.009551
d
yr
n .300006652665063 0.00087215 deg/d
Q 3.543156270281565 0.0068669 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      2 days  
   first obs. used      2019-09-22  
   last obs. used      2019-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .30306  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-09 05:57:18  

Additional Information
 Earth MOID = .00295138 au 
 Jupiter MOID = 1.89394 au 
 T_jup = 3.390 
[ 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 27.214   .24842 2 autocmod 2.8

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