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190372 (1999 RW82)
Classification: Main-belt Asteroid          SPK-ID: 2190372
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2750832218708273 7.4144e-08  
a 2.767090238397452 1.9813e-08 au
q 2.005910140411765 1.9938e-07 au
i 8.762121764380918 7.0936e-06 deg
node 345.763087012875 3.3982e-05 deg
peri 42.84961297635134 3.5248e-05 deg
M 200.4821503060336 1.2023e-05 deg
tp 2459945.472422420333
(2022-Dec-31.97242242)
6.1932e-05 TDB
period 1681.254308441596
4.60
1.8057e-05
4.944e-08
d
yr
n .2141258453241941 2.2997e-09 deg/d
Q 3.52827033638314 2.5263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      7574 days (20.74 yr)  
   first obs. used      1999-08-22  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:21  

Additional Information
 Earth MOID = 1.01879 au 
 Jupiter MOID = 2.00104 au 
 T_jup = 3.266 
[ 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 15.97   n/a E2021B55  

190372 (1999 RW82)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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