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101928 (1999 RY19)
Classification: Main-belt Asteroid          SPK-ID: 2101928
[ 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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648990504262603 3.3806e-08  
a 2.280759934386341 7.4222e-09 au
q 1.904664786955774 7.6537e-08 au
i 3.326189062699032 3.8819e-06 deg
node 302.0600501413622 6.9149e-05 deg
peri 51.92289579651177 7.046e-05 deg
M 61.57870367005075 1.358e-05 deg
tp 2458985.298233973821
(2020-May-15.79823397)		 4.7074e-05 TDB
period 1258.107611107501
3.44		 6.1413e-06
1.681e-08		 d
yr
n .286144044294506 1.3968e-09 deg/d
Q 2.656855081816909 8.6461e-09 au
   Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      7845 days (21.48 yr)  
   first obs. used      1999-08-22  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51693  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:27  

Additional Information
 Earth MOID = .899852 au 
 Jupiter MOID = 2.7788 au 
 T_jup = 3.585 
[ 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 16.23   n/a E2021B55  

101928 (1999 RY19)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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