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11357 (1997 YX2)
Classification: Main-belt Asteroid          SPK-ID: 2011357
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05849904814891141 3.9784e-08  
a 2.974873299074323 1.6961e-08 au
q 2.800846042714863 1.1649e-07 au
i 1.222883818657443 5.3605e-06 deg
node 355.3574752632744 0.00020804 deg
peri 122.1928230120347 0.00021327 deg
M 124.9732485517277 4.6579e-05 deg
tp 2458349.897548092211
(2018-Aug-19.39754809)
0.00024186 TDB
period 1874.136148344253
5.13
1.6028e-05
4.388e-08
d
yr
n .1920884991829702 1.6428e-09 deg/d
Q 3.148900555433782 1.7953e-08 au
  Orbit Determination Parameters
   # obs. used (total)      798  
   data-arc span      21816 days (59.73 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54938  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:14:27  

Additional Information
 Earth MOID = 1.81726 au 
 Jupiter MOID = 1.89305 au 
 T_jup = 3.258 
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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 14.7   n/a MPO431630  

11357 (1997 YX2)          Discovered 1997-Dec-21 by Kobayashi, T. at Oizumi
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 YX2 = 4297 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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