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117189 (2004 RB137)
Classification: Main-belt Asteroid          SPK-ID: 2117189
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2436306153391728 8.5342e-08  
a 2.886002641998558 1.9561e-08 au
q 2.182884042457971 2.3758e-07 au
i 17.260818820083 8.2049e-06 deg
node 172.5283361426677 1.0909e-05 deg
peri 161.3436518945575 1.6795e-05 deg
M 345.0900439878203 1.0201e-05 deg
tp 2458674.668137770334
(2019-Jul-10.16813777)
5.1066e-05 TDB
period 1790.785269621774
4.90
1.8207e-05
4.985e-08
d
yr
n .201029127336989 2.0439e-09 deg/d
Q 3.589121241539145 2.4327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      972  
   data-arc span      9752 days (26.70 yr)  
   first obs. used      1993-03-18  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50181  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:47:41  

Additional Information
 Earth MOID = 1.17957 au 
 Jupiter MOID = 1.86978 au 
 T_jup = 3.183 
[ 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 14.5   n/a MPO401038  
diameter diameter 6.426 km 1.713 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.072   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

117189 (2004 RB137)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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