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117168 (2004 RX15)
Classification: Main-belt Asteroid          SPK-ID: 2117168
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2047913268629643 5.308e-08  
a 2.739872017426974 1.729e-08 au
q 2.178769991543397 1.4218e-07 au
i 3.989658021152452 5.6164e-06 deg
node 37.10274863758039 7.1003e-05 deg
peri 343.8958376671263 7.2056e-05 deg
M 141.4486052005858 1.1766e-05 deg
tp 2458349.636359886775
(2018-Aug-19.13635989)
5.2876e-05 TDB
period 1656.509161815267
4.54
1.568e-05
4.293e-08
d
yr
n .2173244847046291 2.0572e-09 deg/d
Q 3.30097404331055 2.0831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      15525 days (42.51 yr)  
   first obs. used      1977-10-16  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:09:34  

Additional Information
 Earth MOID = 1.18204 au 
 Jupiter MOID = 2.1578 au 
 T_jup = 3.316 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457047.5 (2015-Jan-25.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2014603145901328 5.2633e-08  
q 2.190916445322824 1.4028e-07 au
tp 2456689.491846384842
(2014-Jan-31.99184638)
5.4929e-05 TDB
node 37.2459975930039 7.1188e-05 deg
peri 343.6133687264444 7.2302e-05 deg
i 3.983589055423951 5.6021e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      15525 days (42.51 yr)  
   first obs. used      1977-10-16  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:09:34  

Additional Information
 Jupiter MOID = 2.1578 au 
 T_jup = 3.316 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.770223731399174E-15 -7.349920694426707E-15 -1.736590009127207E-13 5.849216279822321E-15 -1.12837486494482E-13 -1.380468169824855E-15
q -7.349920694426707E-15 1.967807260411899E-14 3.583562147505846E-13 -1.55928602737227E-14 2.853861924327732E-13 3.658222824640522E-15
tp -1.736590009127207E-13 3.583562147505846E-13 3.017184497432855E-9 1.355633320084686E-11 7.134496938803369E-10 -1.199137807202814E-14
node 5.849216279822321E-15 -1.55928602737227E-14 1.355633320084686E-11 5.067742811003301E-9 -5.052084351508585E-9 -2.858633082940468E-11
peri -1.12837486494482E-13 2.853861924327732E-13 7.134496938803369E-10 -5.052084351508585E-9 5.22751060700914E-9 2.85092369554591E-11
i -1.380468169824855E-15 3.658222824640522E-15 -1.199137807202814E-14 -2.858633082940468E-11 2.85092369554591E-11 3.138299344766775E-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 16.2   n/a MPO469211  
diameter diameter 2.936 km 0.675 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117168 (2004 RX15)          Discovered 2004-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 RX15 = 2002 EB117 = 3023 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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