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46657 (1995 WM17)
Classification: Main-belt Asteroid          SPK-ID: 2046657
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 .2082409881540181 4.207e-08  
a 2.370456313992913 8.5643e-09 au
q 1.876830148791097 1.0111e-07 au
i 2.412067966733059 4.8831e-06 deg
node 2.702287496927928 9.5074e-05 deg
peri 18.46433019487462 9.5712e-05 deg
M 330.1868754539599 1.2034e-05 deg
tp 2459310.895495833239
(2021-Apr-06.39549583)
4.4925e-05 TDB
period 1333.049759296193
3.65
7.2243e-06
1.978e-08
d
yr
n .2700574359580308 1.4635e-09 deg/d
Q 2.864082479194729 1.0348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      9022 days (24.70 yr)  
   first obs. used      1995-10-17  
   last obs. used      2020-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58878  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:51:21  

Additional Information
 Earth MOID = .878441 au 
 Jupiter MOID = 2.59952 au 
 T_jup = 3.514 
[ 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 16.08   n/a E2021B10  

46657 (1995 WM17)          Discovered 1995-Nov-17 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 WM17 = 2000 AH132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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