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115281 (2003 SK189)
Classification: Main-belt Asteroid          SPK-ID: 2115281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1253746686021802 4.2383e-08  
a 3.144397555465101 1.9549e-08 au
q 2.750169753995158 1.3624e-07 au
i 4.230318256398562 4.8008e-06 deg
node 233.9729319003641 5.2792e-05 deg
peri 166.6649980821904 5.6265e-05 deg
M 18.18159256328624 1.7329e-05 deg
tp 2459097.642959942609
(2020-Sep-05.14295994)
9.8123e-05 TDB
period 2036.59466527877
5.58
1.8993e-05
5.2e-08
d
yr
n .1767656599212014 1.6485e-09 deg/d
Q 3.538625356935043 2.2e-08 au
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      7649 days (20.94 yr)  
   first obs. used      2000-03-03  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5213  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:42:51  

Additional Information
 Earth MOID = 1.75763 au 
 Jupiter MOID = 1.86123 au 
 T_jup = 3.193 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458037.5 (2017-Oct-11.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123235381986617 4.1808e-08  
q 2.76454922585361 1.3332e-07 au
tp 2457046.123279759475
(2015-Jan-23.62327976)
0.00010553 TDB
node 233.9897803289783 5.2866e-05 deg
peri 165.0653628531336 5.6522e-05 deg
i 4.220491931042297 4.7972e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      7649 days (20.94 yr)  
   first obs. used      2000-03-03  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5213  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:42:51  

Additional Information
 Jupiter MOID = 1.86123 au 
 T_jup = 3.193 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.747900360524083E-15 -5.526080259276419E-15 8.570888452373551E-13 2.775669363229606E-15 1.741587279366378E-13 -4.351591309471126E-16
q -5.526080259276419E-15 1.777378436245143E-14 -3.155932691958492E-12 -1.791206385725163E-14 -5.987137581019289E-13 1.178082645672643E-15
tp 8.570888452373551E-13 -3.155932691958492E-12 1.113646769126794E-8 1.121871554067522E-11 2.113887752577905E-9 1.36385051319024E-12
node 2.775669363229606E-15 -1.791206385725163E-14 1.121871554067522E-11 2.794857430534945E-9 -2.78620682078827E-9 1.696033899568883E-13
peri 1.741587279366378E-13 -5.987137581019289E-13 2.113887752577905E-9 -2.78620682078827E-9 3.194710129790193E-9 6.446831001849023E-14
i -4.351591309471126E-16 1.178082645672643E-15 1.36385051319024E-12 1.696033899568883E-13 6.446831001849023E-14 2.301294650554114E-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 15.09   n/a MPCxxxxx  
diameter diameter 5.386 km 0.326 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115281 (2003 SK189)          Discovered 2003-Sep-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 SK189 = 2002 MV4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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