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249676 (1999 VK185)
Classification: Main-belt Asteroid          SPK-ID: 2249676
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .252270317477575 7.2734e-08  
a 3.143134060125463 3.8815e-08 au
q 2.350214632903033 2.3709e-07 au
i 16.88086266351229 8.7027e-06 deg
node 64.31802040460867 2.6871e-05 deg
peri 277.5707176482294 3.139e-05 deg
M 296.8470719423925 2.3236e-05 deg
tp 2459357.553894621630
(2021-May-23.05389462)
0.00013645 TDB
period 2035.367258768027
5.57
3.7702e-05
1.032e-07
d
yr
n .1768722565665627 3.2763e-09 deg/d
Q 3.936053487347893 4.8607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      7149 days (19.57 yr)  
   first obs. used      1999-11-04  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57522  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:56  

Additional Information
 Earth MOID = 1.41509 au 
 Jupiter MOID = 1.93504 au 
 T_jup = 3.095 
[ 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 15.1   n/a MPO476004  
diameter diameter 2.790 km 0.424 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.189   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

249676 (1999 VK185)          Discovered 1999-Nov-15 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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