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JPL Small-Body Database Browser
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173819 (2001 SD324)
Classification: Main-belt Asteroid          SPK-ID: 2173819
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123473261711243 8.3575e-08  
a 3.056447225131359 3.9533e-08 au
q 2.679057716996113 2.4232e-07 au
i 4.485559737230311 8.0276e-06 deg
node 278.3504873356082 0.00010146 deg
peri 94.00156306402879 0.0001065 deg
M 100.3905703399454 3.484e-05 deg
tp 2458056.230247037712
(2017-Oct-29.73024704)
0.00018452 TDB
period 1951.74816123602
5.34
3.7867e-05
1.037e-07
d
yr
n .1844500264685871 3.5786e-09 deg/d
Q 3.433836733266606 4.4415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      6336 days (17.35 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50088  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:25:33  

Additional Information
 Earth MOID = 1.68331 au 
 Jupiter MOID = 2.07235 au 
 T_jup = 3.219 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456710.5 (2014-Feb-22.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121917628924898 8.3732e-08  
q 2.686197313112809 2.4306e-07 au
tp 2456108.138668073283
(2012-Jun-29.63866807)
0.00017567 TDB
node 278.4025603913776 0.00010137 deg
peri 94.76230664349011 0.0001065 deg
i 4.486193509654964 8.0285e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      6336 days (17.35 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50088  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:25:33  

Additional Information
 Jupiter MOID = 2.07235 au 
 T_jup = 3.219 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.011036383963364E-15 -2.018563922837855E-14 2.665604319314614E-12 1.15782278292808E-14 3.411190399274004E-13 -5.163102120553036E-16
q -2.018563922837855E-14 5.908003805338572E-14 -7.222739844801114E-12 -3.905564883269505E-14 -8.402125474572748E-13 2.125738741843329E-15
tp 2.665604319314614E-12 -7.222739844801114E-12 3.085879997556484E-8 -1.349423134053102E-11 5.796499285627259E-9 -9.193044402018684E-13
node 1.15782278292808E-14 -3.905564883269505E-14 -1.349423134053102E-11 1.027635584477831E-8 -1.024845577145282E-8 -1.095940730701357E-10
peri 3.411190399274004E-13 -8.402125474572748E-13 5.796499285627259E-9 -1.024845577145282E-8 1.134246723563699E-8 1.091624293337435E-10
i -5.163102120553036E-16 2.125738741843329E-15 -9.193044402018684E-13 -1.095940730701357E-10 1.091624293337435E-10 6.44572195282403E-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 15.8   n/a MPO338380  
diameter diameter 4.824 km 0.311 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173819 (2001 SD324)          Discovered 2001-Sep-26 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 SD324 = 2004 FO150 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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