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JPL Small-Body Database Browser
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(2015 SW6)
Classification: Apollo [NEO]          SPK-ID: 3728646
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5365279114100201 1.3687e-07  
a 2.077388058182553 4.8199e-09 au
q .9628113821377505 2.85e-07 au
i 8.437084411976377 2.3555e-05 deg
node 356.218568148866 8.1379e-06 deg
peri 320.4939279226155 8.0976e-05 deg
M 345.3063866148898 1.9603e-05 deg
tp 2459441.137614873712
(2021-Aug-14.63761487)
5.9625e-05 TDB
period 1093.64122584173
2.99
3.8061e-06
1.042e-08
d
yr
n .3291755938725911 1.1456e-09 deg/d
Q 3.191964734227355 7.4058e-09 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      2180 days (5.97 yr)  
   first obs. used      2015-09-23  
   last obs. used      2021-09-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41125  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-12 05:49:13  

Additional Information
 Earth MOID = .0216405 au 
 Jupiter MOID = 2.17059 au 
 T_jup = 3.560 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458281.5 (2018-Jun-12.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .536358923714175 1.3832e-07  
q .9637833582696227 2.8624e-07 au
tp 2458347.145911864724
(2018-Aug-16.64591186)
5.8389e-05 TDB
node 356.2987237862304 8.1191e-06 deg
peri 320.3649503980819 8.065e-05 deg
i 8.403480780506884 2.3673e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      2180 days (5.97 yr)  
   first obs. used      2015-09-23  
   last obs. used      2021-09-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41125  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-12 05:49:13  

Additional Information
 Jupiter MOID = 2.17059 au 
 T_jup = 3.560 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.913150537628844E-14 -3.959179638579711E-14 -7.846807716896611E-12 -4.534810969832228E-14 -1.08570109636056E-11 1.271266402548723E-12
q -3.959179638579711E-14 8.193544223290158E-14 1.624769550633898E-11 8.962497218501219E-14 2.248115627113443E-11 -2.640533462319153E-12
tp -7.846807716896611E-12 1.624769550633898E-11 3.409281512836714E-9 -3.589245368638357E-11 4.690636583830899E-9 -7.381634986765584E-10
node -4.534810969832228E-14 8.962497218501219E-14 -3.589245368638357E-11 6.591974397270491E-11 -9.057837449707024E-11 1.026048513774084E-11
peri -1.08570109636056E-11 2.248115627113443E-11 4.690636583830899E-9 -9.057837449707024E-11 6.504422010122832E-9 -9.423484475812363E-10
i 1.271266402548723E-12 -2.640533462319153E-12 -7.381634986765584E-10 1.026048513774084E-11 -9.423484475812363E-10 5.604223664623271E-10

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   n/a MPO451710  
rotation period rot_per 0.0752 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Thirouin, A.; Moskovitz, N.; Binzel, R.P.; Christensen, E.; et al. (2016) Astron. J. 152, A163.]

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