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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07219384045558781 3.8159e-08  
a 3.217117933383371 2.8096e-08 au
q 2.984861834573881 1.3189e-07 au
i 18.20868611877422 4.7922e-06 deg
node 215.2177996690977 1.1811e-05 deg
peri 138.1636628141418 3.6358e-05 deg
M 265.4004706779244 3.4237e-05 deg
tp 2459554.341346017520
(2021-Dec-05.84134602)
0.00020281 TDB
period 2107.651972426671
5.77
2.761e-05
7.559e-08
d
yr
n .1708061884550653 2.2375e-09 deg/d
Q 3.44937403219286 3.0124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      7660 days (20.97 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50918  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:20:25  

Additional Information
 Earth MOID = 2.00641 au 
 Jupiter MOID = 1.92928 au 
 T_jup = 3.107 
[ show covariance matrix ]

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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