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JPL Small-Body Database Browser
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(2012 KZ41)
Classification: Apollo [NEO]          SPK-ID: 3605164
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6033978832467319 9.7479e-08  
a 2.302891644651242 3.5545e-08 au
q .9133317009220971 2.1317e-07 au
i 1.635324795623228 1.7554e-05 deg
node 92.08035659944714 0.00030913 deg
peri 203.107641745012 0.00031186 deg
M 93.12156004037051 7.815e-06 deg
tp 2458670.315695328183
(2019-Jul-05.81569533)
2.1416e-05 TDB
period 1276.464329316675
3.49
2.9553e-05
8.091e-08
d
yr
n .2820290326426259 6.5297e-09 deg/d
Q 3.692451588380386 5.6993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      2564 days (7.02 yr)  
   first obs. used      2012-05-25  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4253  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-03 06:42:07  

Additional Information
 Earth MOID = .00959877 au 
 Jupiter MOID = 1.55085 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457953.5 (2017-Jul-19.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6030539481310445 9.2751e-08  
q .9137978360523957 2.158e-07 au
tp 2457394.756003121470
(2016-Jan-07.25600312)
2.6298e-05 TDB
node 92.97884070776287 0.00032851 deg
peri 202.2507520717896 0.00033184 deg
i 1.566777989853139 1.7152e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      2564 days (7.02 yr)  
   first obs. used      2012-05-25  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4253  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-03 06:42:07  

Additional Information
 Jupiter MOID = 1.55085 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.602720362702597E-15 -2.00153476847491E-14 2.363746359458225E-12 -2.653713203139773E-12 6.149641902827607E-12 1.781009675263104E-13
q -2.00153476847491E-14 4.656844162349133E-14 -5.499069207641967E-12 6.195259209743148E-12 -1.43285238997995E-11 -4.152384968696715E-13
tp 2.363746359458225E-12 -5.499069207641967E-12 6.915658522434445E-10 -3.828390141504984E-12 1.003704940682447E-9 2.149430656270462E-11
node -2.653713203139773E-12 6.195259209743148E-12 -3.828390141504984E-12 1.079162060534145E-7 -1.08288797908457E-7 -5.57828069667433E-9
peri 6.149641902827607E-12 -1.43285238997995E-11 1.003704940682447E-9 -1.08288797908457E-7 1.101192353931479E-7 5.623484579715197E-9
i 1.781009675263104E-13 -4.152384968696715E-13 2.149430656270462E-11 -5.57828069667433E-9 5.623484579715197E-9 2.941853537662214E-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 25.2   n/a MPO477671  

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