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117230 (2004 RC338)
Classification: Main-belt Asteroid          SPK-ID: 2117230
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1150237515765303 7.5181e-08  
a 2.351351324577603 1.0745e-08 au
q 2.080890073950243 1.7582e-07 au
i 2.258254648544261 7.3793e-06 deg
node 179.3340926863883 0.00012671 deg
peri 26.41833501741881 0.00012895 deg
M 186.3443395056739 2.571e-05 deg
tp 2459235.774108912999
(2021-Jan-21.27410891)
9.5333e-05 TDB
period 1316.966452793238
3.61
9.0272e-06
2.472e-08
d
yr
n .2733554823939919 1.8737e-09 deg/d
Q 2.621812575204963 1.1981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      13752 days (37.65 yr)  
   first obs. used      1981-03-11  
   last obs. used      2018-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60758  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:07:18  

Additional Information
 Earth MOID = 1.07721 au 
 Jupiter MOID = 2.33754 au 
 T_jup = 3.547 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO453642  
diameter diameter 1.586 km 0.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117230 (2004 RC338)          Discovered 2004-Sep-15 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2004 RC338 = 1981 EW47 = 2001 YC102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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