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JPL Small-Body Database Browser
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382444 (1999 YK2)
Classification: Main-belt Asteroid          SPK-ID: 2382444
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1452430644682375 9.983e-08  
a 2.781525504898009 2.2054e-08 au
q 2.377528216670061 2.8439e-07 au
i 6.055298541844028 7.2052e-06 deg
node 99.91294603690574 0.00011271 deg
peri 331.8607871592606 0.00012588 deg
M 87.46796880402803 5.0881e-05 deg
tp 2458188.810740166889
(2018-Mar-11.31074017)		 0.00023771 TDB
period 1694.427520913173
4.64		 2.0152e-05
5.517e-08		 d
yr
n .2124611383825885 2.5268e-09 deg/d
Q 3.185522793125957 2.5257e-08 au
   Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      7021 days (19.22 yr)  
   first obs. used      1999-12-16  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5791  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:40:13  

Additional Information
 Earth MOID = 1.39418 au 
 Jupiter MOID = 2.08271 au 
 T_jup = 3.309 
[ 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 17.0   n/a MPO427903  

382444 (1999 YK2)          Discovered 1999-Dec-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1911-Oct-30 15:11 00:17 Vesta 0.00195098481303724 0.00194211027983837 0.00196093826857009 3.64054816039596 3.64053188806074 2419340.132340017 17.4167524224781 2392.64078002144 112.319619472786 79.0673105244043 2536.63308088448 T 14 CATAB v2.0e-lin.ifort 2019-Jul-13 13:40:14 2019-Jul-13 13:40
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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