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109651 (2001 RE7)
Classification: Main-belt Asteroid          SPK-ID: 2109651
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510261123346859 4.6161e-08  
a 2.568818975086447 1.6021e-08 au
q 2.180860231987568 1.1249e-07 au
i 12.9764082004467 5.0818e-06 deg
node 184.4757882104724 2.0223e-05 deg
peri 269.7203773704139 2.7027e-05 deg
M 131.5409521157066 2.114e-05 deg
tp 2458451.013334229796
(2018-Nov-28.51333423)
8.5356e-05 TDB
period 1503.829769327429
4.12
1.4068e-05
3.852e-08
d
yr
n .2393887974175467 2.2395e-09 deg/d
Q 2.956777718185325 1.8441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      7705 days (21.10 yr)  
   first obs. used      1999-03-23  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59216  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:07:02  

Additional Information
 Earth MOID = 1.24247 au 
 Jupiter MOID = 2.32897 au 
 T_jup = 3.379 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456956.5 (2014-Oct-26.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1513618165205934 4.6401e-08  
q 2.180381090461399 1.1332e-07 au
tp 2456949.057477008742
(2014-Oct-18.55747701)
7.8059e-05 TDB
node 184.5082851219252 2.0237e-05 deg
peri 270.1772878881957 2.6949e-05 deg
i 12.97089167599313 5.0802e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      7705 days (21.10 yr)  
   first obs. used      1999-03-23  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59216  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:07:02  

Additional Information
 Jupiter MOID = 2.32897 au 
 T_jup = 3.379 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.153031837859979E-15 -5.229534876341205E-15 1.176693154605376E-12 -1.019513396301184E-14 2.782619136544884E-13 -2.428501806069871E-15
q -5.229534876341205E-15 1.284177657010377E-14 -2.605800323822191E-12 2.738156595997705E-14 -6.257487352310752E-13 5.640687145035659E-15
tp 1.176693154605376E-12 -2.605800323822191E-12 6.093246676345897E-9 5.034388451136735E-12 1.408836503118758E-9 -8.260618921636393E-12
node -1.019513396301184E-14 2.738156595997705E-14 5.034388451136735E-12 4.095441613595792E-10 -3.977275029235928E-10 -8.729473830199329E-12
peri 2.782619136544884E-13 -6.257487352310752E-13 1.408836503118758E-9 -3.977275029235928E-10 7.262263805046966E-10 6.655754028054486E-12
i -2.428501806069871E-15 5.640687145035659E-15 -8.260618921636393E-12 -8.729473830199329E-12 6.655754028054486E-12 2.580839830006853E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO333681  

109651 (2001 RE7)          Discovered 2001-Sep-10 by Yeung, W. K. Y. at Desert Eagle
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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