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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5363492074166316 1.6958e-07  
a 2.077598181960777 6.0411e-09 au
q .9632800437358796 3.5302e-07 au
i 8.435612473345053 3.112e-05 deg
node 356.2232584883911 1.1503e-05 deg
peri 320.468259751637 8.549e-05 deg
M 214.971912699778 2.0519e-05 deg
tp 2459441.146556190129
(2021-Aug-14.64655619)
6.3062e-05 TDB
period 1093.80715957497
2.99
4.7707e-06
1.306e-08
d
yr
n .3291256569758497 1.4355e-09 deg/d
Q 3.191916320185675 9.2812e-09 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      1091 days (2.99 yr)  
   first obs. used      2015-09-23  
   last obs. used      2018-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41059  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-22 06:54:23  

Additional Information
 Earth MOID = .0224233 au 
 Jupiter MOID = 2.17074 au 
 T_jup = 3.560 
[ 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   n/a MPO451710  
rotation period rot_per 0.0752 h n/a LCDB (Rev. 2019-August); 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.]

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