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249859 (2001 QK119)
Classification: Main-belt Asteroid          SPK-ID: 2249859
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .126206945901937 5.363e-08  
a 2.714919369134783 1.6385e-08 au
q 2.372277687186268 1.4247e-07 au
i 12.6181482509657 6.1416e-06 deg
node 334.1658787410155 1.9384e-05 deg
peri 26.51555545872894 2.6372e-05 deg
M 71.17136846057583 1.6876e-05 deg
tp 2458677.474619754088
(2019-Jul-12.97461975)
7.6121e-05 TDB
period 1633.931444678414
4.47
1.4791e-05
4.05e-08
d
yr
n .2203274814084102 1.9945e-09 deg/d
Q 3.057561051083297 1.8452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      6735 days (18.44 yr)  
   first obs. used      2001-08-17  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53652  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:27:47  

Additional Information
 Earth MOID = 1.37395 au 
 Jupiter MOID = 2.38941 au 
 T_jup = 3.315 
[ 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 15.7   n/a MPO260449  
diameter diameter 3.329 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.110   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249859 (2001 QK119)          Discovered 2001-Aug-17 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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