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108376 (2001 KB20)
Classification: Mars-crossing Asteroid          SPK-ID: 2108376
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2851932884385319 4.3765e-08  
a 2.284510649472297 1.3063e-08 au
q 1.632983544876446 1.034e-07 au
i 23.77674277389399 7.65e-06 deg
node 86.52527952912632 1.2587e-05 deg
peri 259.1050320683607 1.8404e-05 deg
M 116.9362926988655 1.552e-05 deg
tp 2458590.829183474307
(2019-Apr-17.32918347)
5.2417e-05 TDB
period 1261.212328058356
3.45
1.0818e-05
2.962e-08
d
yr
n .2854396456417628 2.4483e-09 deg/d
Q 2.936037754068148 1.6789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      6829 days (18.70 yr)  
   first obs. used      2001-05-22  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56124  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:06:58  

Additional Information
 Earth MOID = .780753 au 
 Jupiter MOID = 2.75611 au 
 T_jup = 3.440 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO449648  
diameter diameter 1.563 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.548   0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

108376 (2001 KB20)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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