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(2013 KS1)
Classification: Apollo [NEO]          SPK-ID: 3638576
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2456430.5 (2013-May-18.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3898552302007934 0.00089524  
a 1.48612351718227 0.0018955 au
q .9067504912843632 0.00017391 au
i 1.798899133019964 0.0033709 deg
node 231.3969906251545 0.00025987 deg
peri 62.64609492243732 0.0013233 deg
M 334.753183167444 0.059017 deg
tp 2456476.907151868877
(2013-Jul-03.40715187)		 0.019697 TDB
period 661.7299433666593
1.81		 1.266
0.003466		 d
yr
n .5440285778340952 0.0010409 deg/d
Q 2.065496543080176 0.0026345 au
   Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      4 days  
   first obs. used      2013-05-17  
   last obs. used      2013-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .50382  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:45:45  

Additional Information
 Earth MOID = .00626119 au 
 Jupiter MOID = 3.13421 au 
 T_jup = 4.485 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 8.01446351610957E-7 -1.556686033406248E-7 -1.762893239805936E-5 1.413441192799866E-7 8.852432041601466E-7 3.017161900246299E-6
q -1.556686033406248E-7 3.024586327792409E-8 3.422713724956391E-6 -2.698743999557256E-8 -1.746394805314059E-7 -5.858791316672122E-7
tp -1.762893239805936E-5 3.422713724956391E-6 .0003879870441697369 -3.178221458318886E-6 -1.907079374302215E-5 -6.639000050227439E-5
node 1.413441192799866E-7 -2.698743999557256E-8 -3.178221458318886E-6 6.753081061523171E-8 5.983102865001821E-9 5.455669303327816E-7
peri 8.852432041601466E-7 -1.746394805314059E-7 -1.907079374302215E-5 5.983102865001821E-9 1.751183416957857E-6 3.282867237266746E-6
i 3.017161900246299E-6 -5.858791316672122E-7 -6.639000050227439E-5 5.455669303327816E-7 3.282867237266746E-6 1.136292420354282E-5

[ 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 26.8   n/a MPO263303  

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1975-May-17 06:33 7_05:14 Earth 0.0626267655678645 0.00114720859957338 0.158190468646848 10.9945316865612 10.9906613201043 2442549.773191139 10393.7565105426 4765500.40384151 165.416167563807 -1.07777639477564 926.979686196166 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 11:31:43 2018-Dec-11 16:03
1977-Aug-20 19:55 11:01 Mars 0.0304342951895819 0.0261279918313577 0.0363088257179458 7.53744661339088 7.53619849826157 2443376.330111307 661.378765948445 429724.91220955 162.732505494466 52.7044394864189 22656.4882717982 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 11:31:43 2018-Dec-11 16:03
2013-May-22 11:39 < 00:01 Earth 0.0123321325240892 0.0122581570760352 0.0124061037246278 9.50168180873113 9.4789154121925 2456434.985714228 0.147917172569514 3671.01047158463 10.3947828174251 -0.120642063440832 315.897055175389 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 11:31:43 2018-Dec-11 16:03
2013-Oct-13 09:28 1_02:36 Earth 0.468962422555048 0.466189953711788 0.471735788363081 5.21922699968565 5.21813828664563 2456578.894325383 1595.73536583313 142007.130175575 1189.42785330068 -13.3443780114226 9041.37102783208 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 11:31:43 2018-Dec-11 16:03
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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