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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01051674384771018 4.338e-08  
a 2.841892324689563 1.6157e-08 au
q 2.812004871068029 1.2302e-07 au
i 2.012328048184038 4.4705e-06 deg
node 13.92079846759326 0.00012097 deg
peri 224.4436741400207 0.00024576 deg
M 185.5634970552073 0.0002144 deg
tp 2460048.400177571418
(2023-Apr-13.90017757)
0.0010435 TDB
period 1749.886398618739
4.79
1.4923e-05
4.086e-08
d
yr
n .2057276405395022 1.7545e-09 deg/d
Q 2.871779778311097 1.6327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      10221 days (27.98 yr)  
   first obs. used      1993-01-22  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51042  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:19:16  

Additional Information
 Earth MOID = 1.79768 au 
 Jupiter MOID = 2.09206 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 16.41   n/a E2021B55  

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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