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134500 (1999 BK27)
Classification: Main-belt Asteroid          SPK-ID: 2134500
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1268209702549787 4.7959e-08  
a 2.726182792170437 1.295e-08 au
q 2.380445645374955 1.2908e-07 au
i 3.131228350510472 4.2863e-06 deg
node 115.3706496085364 9.3643e-05 deg
peri 267.9398438336603 9.577e-05 deg
M 35.68040064064542 1.7849e-05 deg
tp 2459037.548596042012
(2020-Jul-07.04859604)
8.1588e-05 TDB
period 1644.110054023615
4.50
1.1715e-05
3.207e-08
d
yr
n .2189634441556849 1.5602e-09 deg/d
Q 3.071919938965919 1.4593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      9856 days (26.98 yr)  
   first obs. used      1994-01-18  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:00:06  

Additional Information
 Earth MOID = 1.385 au 
 Jupiter MOID = 2.38265 au 
 T_jup = 3.342 
[ 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 15.9   n/a MPO449758  
diameter diameter 4.206 km 0.902 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134500 (1999 BK27)          Discovered 1999-Jan-16 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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