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434356 (2004 RK245)
Classification: Main-belt Asteroid          SPK-ID: 2434356
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04608172824623462 5.6715e-07  
a 2.528980968023639 1.9448e-08 au
q 2.412441154315275 1.4409e-06 au
i 9.062184174603983 8.3604e-06 deg
node 161.4988950639287 2.9413e-05 deg
peri 172.5287006818038 0.00053055 deg
M 32.08954129179006 0.00049131 deg
tp 2459069.558359780855
(2020-Aug-08.05835978)
0.0020054 TDB
period 1468.98299512161
4.02
1.6945e-05
4.639e-08
d
yr
n .2450675067005778 2.8269e-09 deg/d
Q 2.645520781732004 2.0344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      5879 days (16.10 yr)  
   first obs. used      2004-09-10  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57145  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:15:49  

Additional Information
 Earth MOID = 1.40093 au 
 Jupiter MOID = 2.52359 au 
 T_jup = 3.433 
[ 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 17.35   n/a E2021B25  

434356 (2004 RK245)          Discovered 2004-Sep-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2004 RK245 = 2008 RL139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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