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JPL Small-Body Database Browser
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393662 (2004 RH32)
Classification: Main-belt Asteroid          SPK-ID: 2393662
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1833774864075251 7.7128e-08  
a 3.127401427617442 5.229e-08 au
q 2.55390641483365 2.4634e-07 au
i 7.294921012137347 7.5969e-06 deg
node 6.497961435847381 4.9027e-05 deg
peri 315.9952530098253 5.364e-05 deg
M 313.1597554193647 1.904e-05 deg
tp 2459263.339435227617
(2021-Feb-17.83943523)		 0.00010992 TDB
period 2020.104667025176
5.53		 5.0664e-05
1.387e-07		 d
yr
n .1782085878402228 4.4695e-09 deg/d
Q 3.700896440401234 6.1879e-08 au
   Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      5348 days (14.64 yr)  
   first obs. used      2004-08-11  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55693  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:57:43  

Additional Information
 Earth MOID = 1.54818 au 
 Jupiter MOID = 1.68457 au 
 T_jup = 3.176 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457017.5 (2014-Dec-26.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824689868559382 7.7439e-08  
q 2.556349464925053 2.4699e-07 au
tp 2457247.785742502724
(2015-Aug-13.28574250)		 9.6423e-05 TDB
node 6.537885665501811 4.9009e-05 deg
peri 316.5254267067113 5.3621e-05 deg
i 7.296242471373815 7.5967e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      5348 days (14.64 yr)  
   first obs. used      2004-08-11  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55693  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:57:43  

Additional Information
 Jupiter MOID = 1.68457 au 
 T_jup = 3.176 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.996783978425808E-15 -1.882478631667676E-14 2.981505484122879E-12 -8.183977758491527E-14 8.306878879806706E-13 -1.61054992868021E-14
q -1.882478631667676E-14 6.100427861768716E-14 -9.269524774763417E-12 2.591651000803111E-13 -2.645153885828756E-12 5.301513725651992E-14
tp 2.981505484122879E-12 -9.269524774763417E-12 9.297452821788411E-9 -5.844006596498053E-11 2.128467275666764E-9 -8.001621466281571E-12
node -8.183977758491527E-14 2.591651000803111E-13 -5.844006596498053E-11 2.401896010480088E-9 -2.395988546264233E-9 -1.248404917909942E-10
peri 8.306878879806706E-13 -2.645153885828756E-12 2.128467275666764E-9 -2.395988546264233E-9 2.875244104012196E-9 1.218572742625618E-10
i -1.61054992868021E-14 5.301513725651992E-14 -8.001621466281571E-12 -1.248404917909942E-10 1.218572742625618E-10 5.771047660746456E-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 15.9   n/a MPO437612  
diameter diameter 4.371 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

393662 (2004 RH32)          Discovered 2004-Sep-07 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2004 RH32 = 2008 JV38 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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