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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266659117000992 5.3463e-08  
a 2.725637832933266 2.038e-08 au
q 2.380392431860491 1.5036e-07 au
i 3.131244974465638 5.1712e-06 deg
node 115.370808320545 0.00010875 deg
peri 267.8929945713459 0.00011089 deg
M 351.921808434052 2.277e-05 deg
tp 2459037.381816018670
(2020-Jul-06.88181602)		 0.00010414 TDB
period 1643.61709651573
4.50		 1.8434e-05
5.047e-08		 d
yr
n .2190291161871926 2.4566e-09 deg/d
Q 3.070883234006041 2.2962e-08 au
   Orbit Determination Parameters
   # obs. used (total)      452  
   data-arc span      8887 days (24.33 yr)  
   first obs. used      1994-01-18  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61475  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:20:19  

Additional Information
 Earth MOID = 1.38624 au 
 Jupiter MOID = 2.38263 au 
 T_jup = 3.343 
[ 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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