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322731 (2000 SK163)
Classification: Main-belt Asteroid          SPK-ID: 2322731
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1860100482345111 6.4535e-08  
a 2.661253052619046 2.7101e-08 au
q 2.166233243937137 1.7518e-07 au
i 2.649144846920404 4.9127e-06 deg
node 245.3864146497115 0.00018518 deg
peri 53.00008480461131 0.00018593 deg
M 243.0880009738464 1.6583e-05 deg
tp 2459515.472776828871
(2021-Oct-27.97277683)
7.4201e-05 TDB
period 1585.724315747274
4.34
2.4223e-05
6.632e-08
d
yr
n .2270255910343089 3.4679e-09 deg/d
Q 3.156272861300955 3.2143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      7080 days (19.38 yr)  
   first obs. used      2000-09-27  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:09:56  

Additional Information
 Earth MOID = 1.15173 au 
 Jupiter MOID = 2.06139 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457432.5 (2016-Feb-14.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1857365246849333 6.4472e-08  
q 2.168902439919082 1.7478e-07 au
tp 2457927.661133075389
(2017-Jun-23.16113308)
7.3672e-05 TDB
node 245.4867933490408 0.00018541 deg
peri 52.48798111572253 0.00018615 deg
i 2.646181899081996 4.9099e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      7080 days (19.38 yr)  
   first obs. used      2000-09-27  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:09:56  

Additional Information
 Jupiter MOID = 2.06139 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.156574426914054E-15 -1.117958517365548E-14 2.188530818733311E-12 1.211220220568757E-13 4.448603972213069E-13 -4.847131229685114E-15
q -1.117958517365548E-14 3.054903546058539E-14 -6.002392109091848E-12 -3.271088828880431E-13 -1.268715854896869E-12 1.335809636512448E-14
tp 2.188530818733311E-12 -6.002392109091848E-12 5.427590455243077E-9 1.004926386029537E-10 1.338421490620712E-9 -2.76656254566717E-12
node 1.211220220568757E-13 -3.271088828880431E-13 1.004926386029537E-10 3.437583923162937E-8 -3.431264715310819E-8 2.505720042245425E-11
peri 4.448603972213069E-13 -1.268715854896869E-12 1.338421490620712E-9 -3.431264715310819E-8 3.46533803042937E-8 -2.580747314064141E-11
i -4.847131229685114E-15 1.335809636512448E-14 -2.76656254566717E-12 2.505720042245425E-11 -2.580747314064141E-11 2.410698875330636E-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 16.6   n/a MPO427676  
diameter diameter 3.130 km 0.798 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

322731 (2000 SK163)          Discovered 2000-Sep-30 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

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Alternate Designations
 2000 SK163 = 2004 PF48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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