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117212 (2004 RE214)
Classification: Outer Main-belt Asteroid          SPK-ID: 2117212
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07219384458932254 3.894e-08  
a 3.217117937108062 2.894e-08 au
q 2.98486182473096 1.3318e-07 au
i 18.20868451950988 4.9719e-06 deg
node 215.2178022447453 1.2042e-05 deg
peri 138.1636616928145 3.64e-05 deg
M 265.4004686467014 3.4307e-05 deg
tp 2459554.341358871330
(2021-Dec-05.84135887)
0.00020333 TDB
period 2107.651976086944
5.77
2.8439e-05
7.786e-08
d
yr
n .1708061881584331 2.3048e-09 deg/d
Q 3.449374049485163 3.1029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      7554 days (20.68 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51111  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:49:22  

Additional Information
 Earth MOID = 2.00641 au 
 Jupiter MOID = 1.92928 au 
 T_jup = 3.107 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457386.5 (2015-Dec-30.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07219971454330171 3.9284e-08  
q 2.985129900316388 1.342e-07 au
tp 2457455.663193434217
(2016-Mar-08.16319343)
0.00019459 TDB
node 215.2285909085792 1.2037e-05 deg
peri 139.5185842944181 3.6215e-05 deg
i 18.21244295518601 4.9727e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      7554 days (20.68 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51111  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:49:22  

Additional Information
 Jupiter MOID = 1.92928 au 
 T_jup = 3.107 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.543233584891286E-15 -5.166561512480937E-15 2.163928818853752E-12 -2.133560725009447E-15 4.232008735478629E-13 -1.857695901141603E-15
q -5.166561512480937E-15 1.800913928071383E-14 -5.886040480146562E-12 7.306890038468804E-15 -1.18488957258332E-12 8.336065839895435E-15
tp 2.163928818853752E-12 -5.886040480146562E-12 3.786556514792467E-8 -1.660540553053516E-11 6.658970793529141E-9 1.793299409450664E-11
node -2.133560725009447E-15 7.306890038468804E-15 -1.660540553053516E-11 1.448923450714953E-10 -1.403984032752635E-10 1.188597735131756E-11
peri 4.232008735478629E-13 -1.18488957258332E-12 6.658970793529141E-9 -1.403984032752635E-10 1.311538830595989E-9 -8.138736868191118E-12
i -1.857695901141603E-15 8.336065839895435E-15 1.793299409450664E-11 1.188597735131756E-11 -8.138736868191118E-12 2.472820306897395E-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 14.4   n/a MPO432677  
diameter diameter 3.835 km 0.634 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.363   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117212 (2004 RE214)          Discovered 2004-Sep-11 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 RE214 = 2002 GP167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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