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JPL Small-Body Database Browser
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17896 (1999 FW4)
Classification: Main-belt Asteroid          SPK-ID: 2017896
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08869953583724993 5.5177e-08  
a 2.239184084699526 7.1973e-09 au
q 2.04056949573252 1.2324e-07 au
i 3.31521833496257 5.205e-06 deg
node 16.43529281452973 6.7631e-05 deg
peri 198.4345961366658 7.1028e-05 deg
M 340.7222849229319 2.2556e-05 deg
tp 2458666.036943239459
(2019-Jul-01.53694324)		 7.672e-05 TDB
period 1223.863900461455
3.35		 5.9007e-06
1.616e-08		 d
yr
n .2941503543525247 1.4182e-09 deg/d
Q 2.437798673666531 7.8357e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1509  
   data-arc span      9937 days (27.21 yr)  
   first obs. used      1992-02-25  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48898  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:33:34  

Additional Information
 Earth MOID = 1.03432 au 
 Jupiter MOID = 2.52842 au 
 T_jup = 3.628 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO384908  

17896 (1999 FW4)          Discovered 1999-Mar-17 by Spacewatch at Kitt Peak
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 FW4 = 1997 VY7 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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