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447073 (2004 RK356)
Classification: Main-belt Asteroid          SPK-ID: 2447073
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1241523189483823 1.1245e-07  
a 3.109221862869024 6.3589e-08 au
q 2.723204758468825 3.242e-07 au
i 4.63776111360971 1.0559e-05 deg
node 195.5578391757221 0.00012602 deg
peri 218.5467847093407 0.00014258 deg
M 282.6963151937929 5.7238e-05 deg
tp 2459430.505183806938
(2021-Aug-04.00518381)
0.00031856 TDB
period 2002.516006301266
5.48
6.1433e-05
1.682e-07
d
yr
n .1797738439379247 5.5151e-09 deg/d
Q 3.495238967269222 7.1484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      4548 days (12.45 yr)  
   first obs. used      2004-09-07  
   last obs. used      2017-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49853  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 11:43:08  

Additional Information
 Earth MOID = 1.73627 au 
 Jupiter MOID = 1.86881 au 
 T_jup = 3.203 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456976.5 (2014-Nov-15.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1272004756623454 1.2019e-07  
q 2.713393493036263 3.5543e-07 au
tp 2457408.795657322006
(2016-Jan-21.29565732)
0.00029756 TDB
node 195.9715730918377 0.0001251 deg
peri 215.2903056976042 0.00014027 deg
i 4.652570417646898 1.0606e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      4548 days (12.45 yr)  
   first obs. used      2004-09-07  
   last obs. used      2017-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49853  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 11:43:08  

Additional Information
 Jupiter MOID = 1.86881 au 
 T_jup = 3.203 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.444585391677613E-14 -4.235703961193155E-14 -1.502681872376275E-11 8.399270038270313E-14 -3.828841631317756E-12 5.745643996078987E-15
q -4.235703961193155E-14 1.263296249031076E-13 4.684727163134163E-11 -2.497373875875822E-13 1.166881990429096E-11 -1.669952638957449E-14
tp -1.502681872376275E-11 4.684727163134163E-11 8.854184912047386E-8 -4.226965988753523E-10 1.891336305728509E-8 -5.089445555203621E-11
node 8.399270038270313E-14 -2.497373875875822E-13 -4.226965988753523E-10 1.565058424052942E-8 -1.568624751867161E-8 -7.356350962297219E-11
peri -3.828841631317756E-12 1.166881990429096E-11 1.891336305728509E-8 -1.568624751867161E-8 1.96754178143727E-8 6.26905714125852E-11
i 5.745643996078987E-15 -1.669952638957449E-14 -5.089445555203621E-11 -7.356350962297219E-11 6.26905714125852E-11 1.124851955212815E-10

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 16.6   n/a MPO368922  

447073 (2004 RK356)          Discovered 2004-Sep-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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