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19683 (1999 RK196)
Classification: Main-belt Asteroid          SPK-ID: 2019683
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2233138789601206 2.266e-08  
a 2.74006283357801 1.2481e-08 au
q 2.128168773617245 6.3733e-08 au
i 7.282314829778906 1.4741e-06 deg
node 305.1536741700363 8.6357e-06 deg
peri 294.2130442884645 7.1907e-06 deg
M 337.9801986828587 4.6631e-06 deg
tp 2459301.832814449168
(2021-Mar-28.33281445)
2.1822e-05 TDB
period 1656.682214171604
4.54
1.132e-05
3.099e-08
d
yr
n .2173017836012756 1.4848e-09 deg/d
Q 3.351956893538775 1.5269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1904  
   data-arc span      10285 days (28.16 yr)  
   first obs. used      1993-01-23  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48103  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:57:23  

Additional Information
 Earth MOID = 1.12685 au 
 Jupiter MOID = 1.75467 au 
 T_jup = 3.302 
[ 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 13.59   n/a E2021B10  
diameter diameter 8.156 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.139   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19683 (1999 RK196)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RK196 = 1993 BP14 = 1998 FV125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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