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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1835347855066719 7.7083e-08  
a 3.129108859286708 5.3664e-08 au
q 2.554808535970495 2.4633e-07 au
i 7.29572307314969 7.5995e-06 deg
node 6.445442410246102 4.9003e-05 deg
peri 315.8263426594996 5.3631e-05 deg
M 348.9589145838967 1.9449e-05 deg
tp 2459262.506712174542
(2021-Feb-17.00671217)		 0.00011 TDB
period 2021.759233044062
5.54		 5.2009e-05
1.424e-07		 d
yr
n .1780627456108936 4.5806e-09 deg/d
Q 3.703409182602921 6.3513e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54812  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:35:00  

Additional Information
 Earth MOID = 1.54714 au 
 Jupiter MOID = 1.68177 au 
 T_jup = 3.175 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457017.5 (2014-Dec-26.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824689481964374 7.7439e-08  
q 2.556349606240831 2.4699e-07 au
tp 2457247.785855749094
(2015-Aug-13.28585575)		 9.6423e-05 TDB
node 6.537886385204789 4.9009e-05 deg
peri 316.5254488905867 5.3621e-05 deg
i 7.296244223488737 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54812  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:35:00  

Additional Information
 Jupiter MOID = 1.68177 au 
 T_jup = 3.175 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.996785512802141E-15 -1.882479143603063E-14 2.98150331881331E-12 -8.183965672096739E-14 8.306875006715955E-13 -1.610551873455684E-14
q -1.882479143603063E-14 6.100429614086481E-14 -9.269517739074406E-12 2.59164739670501E-13 -2.645152677433038E-12 5.301519844701249E-14
tp 2.98150331881331E-12 -9.269517739074406E-12 9.297453606924783E-9 -5.843991537626956E-11 2.128467217470236E-9 -8.001616661591315E-12
node -8.183965672096739E-14 2.59164739670501E-13 -5.843991537626956E-11 2.4018952218537E-9 -2.395987724481381E-9 -1.248404400665096E-10
peri 8.306875006715955E-13 -2.645152677433038E-12 2.128467217470236E-9 -2.395987724481381E-9 2.875243260958604E-9 1.218572225995589E-10
i -1.610551873455684E-14 5.301519844701249E-14 -8.001616661591315E-12 -1.248404400665096E-10 1.218572225995589E-10 5.771046506867826E-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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