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164586 Arlette (2007 NL4)
Classification: Main-belt Asteroid          SPK-ID: 2164586
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1285314593361014 3.8411e-08  
a 2.527640157174731 1.5416e-08 au
q 2.20275887909653 9.3513e-08 au
i 6.901111755675863 3.4935e-06 deg
node 224.5347425786865 3.8463e-05 deg
peri 28.72331343538988 4.2073e-05 deg
M 213.8188662324909 1.9547e-05 deg
tp 2459992.519023676413
(2023-Feb-17.01902368)
8.1915e-05 TDB
period 1467.814915601641
4.02
1.3428e-05
3.676e-08
d
yr
n .2452625301552001 2.2438e-09 deg/d
Q 2.852521435252932 1.7398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      7358 days (20.15 yr)  
   first obs. used      2000-12-16  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56365  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:19:30  

Additional Information
 Earth MOID = 1.19162 au 
 Jupiter MOID = 2.17883 au 
 T_jup = 3.431 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457756.5 (2017-Jan-03.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1287632006451278 3.8436e-08  
q 2.201910284971004 9.3621e-08 au
tp 2457058.831943980026
(2015-Feb-05.33194398)
7.4034e-05 TDB
node 224.5496344440392 3.8435e-05 deg
peri 29.0417642491385 4.2007e-05 deg
i 6.903728583363118 3.4948e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      7358 days (20.15 yr)  
   first obs. used      2000-12-16  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56365  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:19:30  

Additional Information
 Jupiter MOID = 2.17883 au 
 T_jup = 3.431 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.477364193445602E-15 -3.56509966584732E-15 1.175262117078533E-12 7.781394675772749E-15 2.668645520985333E-13 -2.097680274927744E-15
q -3.56509966584732E-15 8.764800580403203E-15 -2.865690364171657E-12 -1.99320759808592E-14 -6.350276802264035E-13 5.35671906000403E-15
tp 1.175262117078533E-12 -2.865690364171657E-12 5.480976084341934E-9 4.498322185615934E-11 1.281207169561373E-9 -3.676700914976155E-12
node 7.781394675772749E-15 -1.99320759808592E-14 4.498322185615934E-11 1.477234965147466E-9 -1.455661202505405E-9 1.300864003733855E-11
peri 2.668645520985333E-13 -6.350276802264035E-13 1.281207169561373E-9 -1.455661202505405E-9 1.764562050230508E-9 -1.374312138297325E-11
i -2.097680274927744E-15 5.35671906000403E-15 -3.676700914976155E-12 1.300864003733855E-11 -1.374312138297325E-11 1.221363987961112E-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 16.40   n/a MPCxxxxx  

164586 Arlette           Discovered 2007 July 14 by P. Kocher at Observatoire Naef.
Arlette Naef (b. 1949) is the wife of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080520/MPCPages.arcLast Updated: 2008-05-22

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