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17906 (1999 FG32)
Classification: Main-belt Asteroid          SPK-ID: 2017906
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1704640572198869 1.792e-08  
a 2.472506422586915 8.7555e-09 au
q 2.051032946290521 4.3948e-08 au
i 10.69681320236479 1.0828e-06 deg
node 46.78327448637263 1.6138e-06 deg
peri 305.5301567336779 7.453e-06 deg
M 61.82798589927416 6.7483e-06 deg
tp 2458956.613833182872
(2020-Apr-17.11383318)
2.6271e-05 TDB
period 1420.05305165855
3.89
7.5429e-06
2.065e-08
d
yr
n .2535116554832498 1.3466e-09 deg/d
Q 2.893979898883309 1.0248e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2670  
   data-arc span      24181 days (66.20 yr)  
   first obs. used      1954-12-30  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40717  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:17:34  

Additional Information
 Earth MOID = 1.06638 au 
 Jupiter MOID = 2.60383 au 
 T_jup = 3.439 
[ 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 13.80   n/a MPCxxxxx  
diameter diameter 7.474 km 0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.81874 h n/a LCDB (Rev. 2020-October); 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:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.072   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17906 (1999 FG32)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FG32 = 1981 UH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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