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103557 (2000 BK28)
Classification: Main-belt Asteroid          SPK-ID: 2103557
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3579742421147161 3.6694e-08  
a 2.651414074174544 1.1824e-08 au
q 1.70227613043962 1.0061e-07 au
i 6.544381253037233 4.1303e-06 deg
node 115.3956864916922 3.8054e-05 deg
peri 309.7368616795066 3.8699e-05 deg
M 321.1244474823359 8.3814e-06 deg
tp 2459370.789878835909
(2021-Jun-05.28987884)
3.7462e-05 TDB
period 1576.938523332168
4.32
1.0549e-05
2.888e-08
d
yr
n .2282904467571113 1.5271e-09 deg/d
Q 3.600552017909468 1.6057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      790  
   data-arc span      7766 days (21.26 yr)  
   first obs. used      1999-10-10  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54998  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:33:32  

Additional Information
 Earth MOID = .724397 au 
 Jupiter MOID = 1.7657 au 
 T_jup = 3.287 
[ 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 15.01   n/a E2021B55  
diameter diameter 2.938 km 0.707 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.203   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

103557 (2000 BK28)          Discovered 2000-Jan-31 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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