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15232 (1987 SD13)
Classification: Main-belt Asteroid          SPK-ID: 2015232
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1919606147101699 3.7479e-08  
a 2.363644140344988 6.9947e-09 au
q 1.909917558208273 8.8915e-08 au
i 1.92152965380292 4.0475e-06 deg
node 65.0751312059456 0.00012686 deg
peri 333.9973723000485 0.00012726 deg
M 331.4074234735839 1.0368e-05 deg
tp 2459105.919840745208
(2020-Sep-13.41984075)
3.8343e-05 TDB
period 1327.307548979099
3.63
5.8918e-06
1.613e-08
d
yr
n .2712257609601441 1.2039e-09 deg/d
Q 2.817370722481703 8.3374e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1505  
   data-arc span      25195 days (68.98 yr)  
   first obs. used      1951-11-08  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48079  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:34:58  

Additional Information
 Earth MOID = .91794 au 
 Jupiter MOID = 2.59665 au 
 T_jup = 3.524 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456801.5 (2014-May-24.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1936216241737319 3.7699e-08  
q 1.905936898046076 8.9675e-08 au
tp 2456450.331229182123
(2013-Jun-06.83122918)
3.6273e-05 TDB
node 65.09504431081004 0.00012668 deg
peri 333.8080709542497 0.00012707 deg
i 1.924007559372183 4.0512e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1505  
   data-arc span      25195 days (68.98 yr)  
   first obs. used      1951-11-08  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48079  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:34:58  

Additional Information
 Jupiter MOID = 2.59665 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.421238451133088E-15 -3.374045816430439E-15 -1.849381481749367E-13 -9.635446523492132E-15 -3.933379209400821E-14 -3.851814043574122E-16
q -3.374045816430439E-15 8.041617916148914E-15 4.275526931870577E-13 2.165282439049954E-14 9.15637997483299E-14 9.153682885927396E-16
tp -1.849381481749367E-13 4.275526931870577E-13 1.315733933374141E-9 -6.874597315180734E-12 3.802922117924486E-10 2.301215912582935E-13
node -9.635446523492132E-15 2.165282439049954E-14 -6.874597315180734E-12 1.60468602549838E-8 -1.603900804236328E-8 -1.027309568309861E-10
peri -3.933379209400821E-14 9.15637997483299E-14 3.802922117924486E-10 -1.603900804236328E-8 1.614615921532864E-8 1.027449284281268E-10
i -3.851814043574122E-16 9.153682885927396E-16 2.301215912582935E-13 -1.027309568309861E-10 1.027449284281268E-10 1.641189767119333E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO337387  
diameter diameter 6.767 km 0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15232 (1987 SD13)          Discovered 1987-Sep-24 by Debehogne, H. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1987 SD13 = 1987 TA1 = 1987 WG3 = 1998 SL70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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