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118362 (1999 FS17)
Classification: Main-belt Asteroid          SPK-ID: 2118362
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1637807315557567 6.665e-08  
a 2.568721619580549 1.7148e-08 au
q 2.148014513562559 1.7966e-07 au
i 8.489869291705256 5.6713e-06 deg
node 21.99975598158581 2.3226e-05 deg
peri 358.5756911108645 2.5326e-05 deg
M 227.4964820449664 1.0959e-05 deg
tp 2459553.976131056308
(2021-Dec-05.47613106)
4.8199e-05 TDB
period 1503.744279815189
4.12
1.5058e-05
4.123e-08
d
yr
n .2394024069333412 2.3973e-09 deg/d
Q 2.98942872559854 1.9957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1197  
   data-arc span      7763 days (21.25 yr)  
   first obs. used      1999-03-23  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48043  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:12:04  

Additional Information
 Earth MOID = 1.15074 au 
 Jupiter MOID = 2.47154 au 
 T_jup = 3.397 
[ 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 14.8   n/a MPO280573  
diameter diameter 2.259 km 0.422 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.188 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.456   0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118362 (1999 FS17)          Discovered 1999-Mar-23 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1999 FS17 = 2001 TX41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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