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392600 (2011 SK226)
Classification: Main-belt Asteroid          SPK-ID: 2392600
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2090908210690601 1.1799e-07  
a 2.630692586004213 3.4995e-08 au
q 2.080638913216303 3.2629e-07 au
i 7.97991568109752 1.0634e-05 deg
node 340.3541643110482 3.4708e-05 deg
peri 347.7567431149469 3.9299e-05 deg
M 44.76189532565338 1.484e-05 deg
tp 2458806.719735359169
(2019-Nov-19.21973536)
6.2987e-05 TDB
period 1558.488414379508
4.27
3.1098e-05
8.514e-08
d
yr
n .2309930549874054 4.6092e-09 deg/d
Q 3.180746258792123 4.2312e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7164 days (19.61 yr)  
   first obs. used      1998-09-01  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61092  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:45:14  

Additional Information
 Earth MOID = 1.07037 au 
 Jupiter MOID = 2.18223 au 
 T_jup = 3.355 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457048.5 (2015-Jan-26.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103128401583641 1.1793e-07  
q 2.077140460594528 3.2671e-07 au
tp 2457249.812427869236
(2015-Aug-15.31242787)
6.1069e-05 TDB
node 340.4465578417159 3.4683e-05 deg
peri 348.025668201579 3.9204e-05 deg
i 7.9843466857797 1.0639e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7164 days (19.61 yr)  
   first obs. used      1998-09-01  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61092  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:45:14  

Additional Information
 Jupiter MOID = 2.18223 au 
 T_jup = 3.355 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.390794025611652E-14 -3.843154970262799E-14 2.805201866531848E-12 -2.49026547213456E-15 7.47749542007945E-13 -1.060062056267702E-13
q -3.843154970262799E-14 1.067392109993129E-13 -7.747476367775487E-12 2.85918592960858E-15 -2.093909821669565E-12 2.971000371889522E-13
tp 2.805201866531848E-12 -7.747476367775487E-12 3.729419663060058E-9 6.172253544852584E-12 1.125081826706535E-9 -2.902609726115113E-11
node -2.49026547213456E-15 2.85918592960858E-15 6.172253544852584E-12 1.202942696563839E-9 -1.186687211192315E-9 5.30882526051925E-11
peri 7.47749542007945E-13 -2.093909821669565E-12 1.125081826706535E-9 -1.186687211192315E-9 1.536916198702397E-9 -6.066671720785473E-11
i -1.060062056267702E-13 2.971000371889522E-13 -2.902609726115113E-11 5.30882526051925E-11 -6.066671720785473E-11 1.13181937323514E-10

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 17.0   n/a MPO440694  
diameter diameter 2.632 km 0.566 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392600 (2011 SK226)          Discovered 2010-Jul-22 by WISE at WISE
Reference: Last Updated: 2014-04-17

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Alternate Designations
 2011 SK226 = 2010 OZ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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