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266630 (2008 RX5)
Classification: Main-belt Asteroid          SPK-ID: 2266630
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0553552635465249 6.1014e-08  
a 3.033072235048573 3.8562e-08 au
q 2.865175722121812 1.9066e-07 au
i 2.581331701694041 6.7726e-06 deg
node 82.23368527733744 0.00015752 deg
peri 266.4255472812497 0.00017064 deg
M 16.40211901314677 6.4989e-05 deg
tp 2458512.593697107585
(2019-Jan-29.09369711)
0.00034807 TDB
period 1929.401256990275
5.28
3.6795e-05
1.007e-07
d
yr
n .1865863820165504 3.5583e-09 deg/d
Q 3.200968747975334 4.0696e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6750 days (18.48 yr)  
   first obs. used      2001-05-16  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:34:19  

Additional Information
 Earth MOID = 1.85894 au 
 Jupiter MOID = 2.05538 au 
 T_jup = 3.239 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456972.5 (2014-Nov-11.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05629293457718931 6.0399e-08  
q 2.861402189967226 1.8895e-07 au
tp 2456558.605843217266
(2013-Sep-23.10584322)
0.00033873 TDB
node 82.39163425353803 0.00015754 deg
peri 262.0059137203128 0.0001703 deg
i 2.58132891282777 6.7677e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6750 days (18.48 yr)  
   first obs. used      2001-05-16  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:34:19  

Additional Information
 Jupiter MOID = 2.05538 au 
 T_jup = 3.239 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.648079853152608E-15 -1.119760464890735E-14 3.61744106132418E-12 2.242295612547542E-14 6.72057710892319E-13 -2.094773891083672E-15
q -1.119760464890735E-14 3.57018518678025E-14 -1.025336339983292E-11 -7.361989799595249E-14 -1.83611693962433E-12 7.451303900079239E-15
tp 3.61744106132418E-12 -1.025336339983292E-11 1.147361304027285E-7 -4.58572694111807E-13 2.196934939999196E-8 1.865777900908258E-12
node 2.242295612547542E-14 -7.361989799595249E-14 -4.58572694111807E-13 2.48198348237546E-8 -2.479428622974645E-8 -2.030852100564147E-10
peri 6.72057710892319E-13 -1.83611693962433E-12 2.196934939999196E-8 -2.479428622974645E-8 2.900134828294969E-8 2.032535028274677E-10
i -2.094773891083672E-15 7.451303900079239E-15 1.865777900908258E-12 -2.030852100564147E-10 2.032535028274677E-10 4.580191554054519E-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 MPO454981  

266630 (2008 RX5)          Discovered 2008-Sep-02 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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