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100397 (1995 YK5)
Classification: Main-belt Asteroid          SPK-ID: 2100397
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08647567103310971 5.0859e-08  
a 3.117465062880217 2.644e-08 au
q 2.847880179645375 1.6527e-07 au
i 10.66588376769991 4.6994e-06 deg
node 70.7967350306601 2.9125e-05 deg
peri 280.2321419579239 4.0944e-05 deg
M 254.0930657011795 3.1908e-05 deg
tp 2459791.956372524275
(2022-Jul-31.45637252)
0.00018257 TDB
period 2010.484917899379
5.50
2.5578e-05
7.003e-08
d
yr
n .1790612785974739 2.278e-09 deg/d
Q 3.387049946115059 2.8727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      521  
   data-arc span      8975 days (24.57 yr)  
   first obs. used      1995-12-16  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:25  

Additional Information
 Earth MOID = 1.86652 au 
 Jupiter MOID = 2.01176 au 
 T_jup = 3.185 
[ 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 14.99   n/a E2021B55  

100397 (1995 YK5)          Discovered 1995-Dec-16 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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