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181645 (2006 YZ46)
Classification: Main-belt Asteroid          SPK-ID: 2181645
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1461288107458727 6.6622e-08  
a 2.994493524015673 3.0931e-08 au
q 2.556911746565046 1.9359e-07 au
i 2.992322928264058 5.3663e-06 deg
node 107.1851004663168 0.00014073 deg
peri 257.867230093534 0.00014218 deg
M 350.9932249685211 2.412e-05 deg
tp 2459443.853306400826
(2021-Aug-17.35330640)
0.00012725 TDB
period 1892.707461296328
5.18
2.9326e-05
8.029e-08
d
yr
n .1902037199945487 2.947e-09 deg/d
Q 3.432075301466301 3.5451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      6830 days (18.70 yr)  
   first obs. used      2000-08-25  
   last obs. used      2019-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58401  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:27  

Additional Information
 Earth MOID = 1.5563 au 
 Jupiter MOID = 2.03067 au 
 T_jup = 3.237 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456648.5 (2013-Dec-22.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1487207902448686 6.6302e-08  
q 2.546101123754484 1.9359e-07 au
tp 2457558.542113908398
(2016-Jun-19.04211391)
0.00011148 TDB
node 107.2100563349941 0.00014076 deg
peri 259.1817917560886 0.00014217 deg
i 2.992783377606923 5.3729e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      6830 days (18.70 yr)  
   first obs. used      2000-08-25  
   last obs. used      2019-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58401  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:27  

Additional Information
 Jupiter MOID = 2.03067 au 
 T_jup = 3.237 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.395932452743701E-15 -1.27343574437791E-14 2.961321568186484E-12 -5.647728622472839E-14 4.803286878304897E-13 -2.637637231556624E-16
q -1.27343574437791E-14 3.747654520380185E-14 -7.781301872919155E-12 1.669608419239222E-13 -1.305586875273154E-12 9.451342346402895E-16
tp 2.961321568186484E-12 -7.781301872919155E-12 1.242669530348206E-8 -8.873479616631529E-11 2.300008017560357E-9 -1.484014359793758E-12
node -5.647728622472839E-14 1.669608419239222E-13 -8.873479616631529E-11 1.98143380205744E-8 -1.980197524747978E-8 -1.205235946092026E-10
peri 4.803286878304897E-13 -1.305586875273154E-12 2.300008017560357E-9 -1.980197524747978E-8 2.021133105223622E-8 1.200717787418348E-10
i -2.637637231556624E-16 9.451342346402895E-16 -1.484014359793758E-12 -1.205235946092026E-10 1.200717787418348E-10 2.886797052864216E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.73   n/a MPCxxxxx  

181645 (2006 YZ46)          Discovered 2006-Dec-22 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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