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JPL Small-Body Database Browser
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357436 (2004 BK40)
Classification: Main-belt Asteroid          SPK-ID: 2357436
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1264568331623984 6.066e-08  
a 2.62348555366866 2.0074e-08 au
q 2.29172787870442 1.6182e-07 au
i 10.69979414206342 6.0417e-06 deg
node 302.4223617810385 2.6711e-05 deg
peri 201.7352825248679 3.1593e-05 deg
M 200.6986905912668 1.9027e-05 deg
tp 2459287.304745559404
(2021-Mar-13.80474556)
8.4727e-05 TDB
period 1552.088362105019
4.25
1.7814e-05
4.877e-08
d
yr
n .2319455572179861 2.6622e-09 deg/d
Q 2.9552432286329 2.2613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2000-03-09  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48966  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:08:01  

Additional Information
 Earth MOID = 1.30872 au 
 Jupiter MOID = 2.10257 au 
 T_jup = 3.368 
[ 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 MPO455580  
diameter diameter 4.239 km 1.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

357436 (2004 BK40)          Discovered 2004-Jan-21 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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