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295534 (2008 RH133)
Classification: Main-belt Asteroid          SPK-ID: 2295534
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09178877089954915 4.8905e-08  
a 3.082264899885054 3.7201e-08 au
q 2.799347593137783 1.4474e-07 au
i 16.1181461611219 5.286e-06 deg
node 145.9769689566793 1.91e-05 deg
peri 175.6768727109289 3.6455e-05 deg
M 160.2745165223199 3.2418e-05 deg
tp 2458516.535113755617
(2019-Feb-02.03511376)
0.00017656 TDB
period 1976.529805996088
5.41
3.5783e-05
9.797e-08
d
yr
n .1821374000573571 3.2974e-09 deg/d
Q 3.365182206632325 4.0616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      7625 days (20.88 yr)  
   first obs. used      2000-03-03  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59147  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:14:52  

Additional Information
 Earth MOID = 1.78657 au 
 Jupiter MOID = 1.98969 au 
 T_jup = 3.161 
[ show covariance matrix ]

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 15.22   n/a MPCxxxxx  
diameter diameter 5.378 km 1.923 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295534 (2008 RH133)          Discovered 2008-Sep-06 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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