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109705 (2001 RE43)
Classification: Main-belt Asteroid          SPK-ID: 2109705
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .241968365367885 5.3965e-08  
a 2.59434279245986 1.3694e-08 au
q 1.966593907764393 1.3552e-07 au
i 2.987981897341266 5.5371e-06 deg
node 157.9144008127911 9.6526e-05 deg
peri 182.0878270595458 9.7297e-05 deg
M 182.1770747939551 1.6968e-05 deg
tp 2459754.419046294862
(2022-Jun-23.91904629)
7.6645e-05 TDB
period 1526.298458714839
4.18
1.2085e-05
3.309e-08
d
yr
n .2358647471236551 1.8675e-09 deg/d
Q 3.222091677155327 1.7008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      8710 days (23.85 yr)  
   first obs. used      1996-05-17  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:10:27  

Additional Information
 Earth MOID = .95799 au 
 Jupiter MOID = 2.18301 au 
 T_jup = 3.374 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456820.5 (2014-Jun-12.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2427730190863742 5.425e-08  
q 1.963748254911819 1.3658e-07 au
tp 2456696.760956529753
(2014-Feb-08.26095653)
5.7883e-05 TDB
node 157.9626285127351 9.6579e-05 deg
peri 181.2660306196346 9.7325e-05 deg
i 2.984010409700688 5.5442e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      8710 days (23.85 yr)  
   first obs. used      1996-05-17  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:10:27  

Additional Information
 Jupiter MOID = 2.18301 au 
 T_jup = 3.374 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.943047915793095E-15 -7.391779576790043E-15 9.682387784543281E-13 1.173713830221896E-14 1.148839271682804E-13 -1.931862690788636E-15
q -7.391779576790043E-15 1.865491708735991E-14 -2.104310399967202E-12 -2.460716730269765E-14 -2.221932230679436E-13 4.447363078682014E-15
tp 9.682387784543281E-13 -2.104310399967202E-12 3.350391888353547E-9 2.998557778763142E-11 7.148256528196945E-10 -4.05159287101768E-12
node 1.173713830221896E-14 -2.460716730269765E-14 2.998557778763142E-11 9.327514358267383E-9 -9.308315625730781E-9 -1.435602648445415E-11
peri 1.148839271682804E-13 -2.221932230679436E-13 7.148256528196945E-10 -9.308315625730781E-9 9.472252465261197E-9 1.347641714206373E-11
i -1.931862690788636E-15 4.447363078682014E-15 -4.05159287101768E-12 -1.435602648445415E-11 1.347641714206373E-11 3.073795246124376E-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 16.0   n/a MPO412773  

109705 (2001 RE43)          Discovered 2001-Sep-09 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 RE43 = 1997 WV57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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