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118253 (1998 BK43)
Classification: Main-belt Asteroid          SPK-ID: 2118253
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01074954287707959 4.8489e-08  
a 2.841238704464749 2.0392e-08 au
q 2.810696687187087 1.3286e-07 au
i 2.0124722455953 5.0619e-06 deg
node 13.92344303149396 0.00013793 deg
peri 224.3265546379495 0.00031828 deg
M 144.5206026151749 0.00028317 deg
tp 2458298.257235535894
(2018-Jun-28.75723554)
0.0013782 TDB
period 1749.282736387741
4.79
1.8832e-05
5.156e-08
d
yr
n .2057986353557676 2.2156e-09 deg/d
Q 2.871780721742411 2.0611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      355  
   data-arc span      9723 days (26.62 yr)  
   first obs. used      1993-01-22  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:17:18  

Additional Information
 Earth MOID = 1.79799 au 
 Jupiter MOID = 2.09329 au 
 T_jup = 3.308 
[ 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 16.3   n/a MPO449690  

118253 (1998 BK43)          Discovered 1998-Jan-23 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1998 BK43 = 2003 FN126 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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