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192664 (1999 RK179)
Classification: Main-belt Asteroid          SPK-ID: 2192664
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1994728118743028 5.0058e-08  
a 2.636724990225791 1.9002e-08 au
q 2.110770042286209 1.3985e-07 au
i 10.59024327296428 4.4451e-06 deg
node 13.77184585480927 1.8795e-05 deg
peri 11.92378443631196 2.1326e-05 deg
M 324.4451028166653 1.3743e-05 deg
tp 2459354.951669207881
(2021-May-20.45166921)
6.0999e-05 TDB
period 1563.852108139382
4.28
1.6906e-05
4.629e-08
d
yr
n .2302007959232895 2.4885e-09 deg/d
Q 3.162679938165373 2.2793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      10035 days (27.47 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52725  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:04  

Additional Information
 Earth MOID = 1.11429 au 
 Jupiter MOID = 2.30771 au 
 T_jup = 3.345 
[ 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 15.48   n/a E2021B55  

192664 (1999 RK179)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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