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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05849904948020412 3.9445e-08  
a 2.974873298527807 1.6854e-08 au
q 2.800846038239891 1.1521e-07 au
i 1.222884212364637 5.2053e-06 deg
node 355.3574746785112 0.00020803 deg
peri 122.1928259963619 0.00021307 deg
M 124.9732464268738 4.5867e-05 deg
tp 2458349.897559333344
(2018-Aug-19.39755933)
0.00023803 TDB
period 1874.136147827805
5.13
1.5927e-05
4.361e-08
d
yr
n .1920884992359033 1.6324e-09 deg/d
Q 3.148900558815724 1.784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      802  
   data-arc span      21843 days (59.80 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54812  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:00:05  

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

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

[ show close-approach data ]
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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