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JPL Small-Body Database Browser
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17867 (1998 KD46)
Classification: Outer Main-belt Asteroid          SPK-ID: 2017867
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06647409159419167 4.4366e-08  
a 3.977960167380787 4.701e-08 au
q 3.713528878856271 1.7838e-07 au
i 8.195445218702687 5.3241e-06 deg
node 105.0897577481527 3.699e-05 deg
peri 114.7563925792983 5.7692e-05 deg
M 306.7176659997568 4.7181e-05 deg
tp 2459429.413594793825
(2021-Aug-02.91359479)
0.00038284 TDB
period 2897.937881720278
7.93
5.137e-05
1.406e-07
d
yr
n .1242262652594528 2.2021e-09 deg/d
Q 4.242391455905304 5.0135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1147  
   data-arc span      25464 days (69.72 yr)  
   first obs. used      1950-04-20  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55141  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 00:35:48  

Additional Information
 Earth MOID = 2.71604 au 
 Jupiter MOID = .89139 au 
 T_jup = 3.035 
[ 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 12.4   n/a MPO502305  
diameter diameter 19.388 km 0.324 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.062   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

17867 (1998 KD46)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KD46 = 1999 OV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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