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117121 (2004 PY24)
Classification: Main-belt Asteroid          SPK-ID: 2117121
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1198004928335398 4.0904e-08  
a 2.986233410232228 2.0058e-08 au
q 2.628481175970424 1.3139e-07 au
i 15.44626284457757 5.1215e-06 deg
node 129.4623922641434 1.9272e-05 deg
peri 291.9179216498384 3.6511e-05 deg
M 326.1038322193314 2.8532e-05 deg
tp 2459377.972943294937
(2021-Jun-12.47294329)
0.00014946 TDB
period 1884.881500457255
5.16
1.8991e-05
5.199e-08
d
yr
n .1909934390637647 1.9243e-09 deg/d
Q 3.343985644494031 2.2461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      980  
   data-arc span      7347 days (20.11 yr)  
   first obs. used      2000-11-26  
   last obs. used      2021-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55417  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:51:14  

Additional Information
 Earth MOID = 1.68728 au 
 Jupiter MOID = 1.98937 au 
 T_jup = 3.192 
[ 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 14.62   n/a MPCxxxxx  
diameter diameter 5.983 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.103   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117121 (2004 PY24)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 PY24 = 2002 JE113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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