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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1920660443710147 3.4373e-08  
a 2.363940112790788 6.0391e-09 au
q 1.909907486197091 8.0378e-08 au
i 1.921475179610063 3.8759e-06 deg
node 65.07525133905071 9.7059e-05 deg
peri 334.017398102097 9.7536e-05 deg
M 25.63456602721499 8.4771e-06 deg
tp 2459105.968488768492
(2020-Sep-13.46848877)
3.1276e-05 TDB
period 1327.556862371439
3.63
5.0872e-06
1.393e-08
d
yr
n .2711748251272081 1.0392e-09 deg/d
Q 2.817972739384485 7.199e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1759  
   data-arc span      25326 days (69.34 yr)  
   first obs. used      1951-11-08  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46452  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:52:32  

Additional Information
 Earth MOID = .916901 au 
 Jupiter MOID = 2.59701 au 
 T_jup = 3.523 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457263.5 (2015-Aug-29.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1936966887700524 3.4565e-08  
q 1.905393574474383 8.0947e-08 au
tp 2457776.821328268880
(2017-Jan-23.32132827)
3.1207e-05 TDB
node 65.0893400520475 9.6933e-05 deg
peri 333.7054262700495 9.7396e-05 deg
i 1.923992435438728 3.8782e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1759  
   data-arc span      25326 days (69.34 yr)  
   first obs. used      1951-11-08  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46452  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:52:32  

Additional Information
 Jupiter MOID = 2.59701 au 
 T_jup = 3.523 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.19472136753917E-15 -2.793117230047902E-15 8.106943458519145E-14 -3.127190695837353E-17 3.094071599015937E-15 -5.265439208748667E-16
q -2.793117230047902E-15 6.55240638606873E-15 -2.196016769588651E-13 -6.125548042625249E-16 -1.813389402996391E-14 1.247772578759036E-15
tp 8.106943458519145E-14 -2.196016769588651E-13 9.738525075340618E-10 2.808050774424647E-13 3.038888540965797E-10 1.291829407203626E-14
node -3.127190695837353E-17 -6.125548042625249E-16 2.808050774424647E-13 9.395914040689179E-9 -9.389723703930952E-9 -2.058745985687827E-11
peri 3.094071599015937E-15 -1.813389402996391E-14 3.038888540965797E-10 -9.389723703930952E-9 9.485962949790937E-9 2.059038960433664E-11
i -5.265439208748667E-16 1.247772578759036E-15 1.291829407203626E-14 -2.058745985687827E-11 2.059038960433664E-11 1.504041630711478E-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 14.90   n/a MPCxxxxx  
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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