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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710194094062136 4.1438e-08  
a 2.473393564791845 1.1485e-08 au
q 2.050395258112015 1.0182e-07 au
i 10.70135369867746 5.3979e-06 deg
node 46.80813688944655 1.9881e-05 deg
peri 305.3916177524133 2.4527e-05 deg
M 269.8774056680061 1.5435e-05 deg
tp 2458956.188194565555
(2020-Apr-16.68819457)
6.1844e-05 TDB
period 1420.817398707998
3.89
9.8963e-06
2.709e-08
d
yr
n .253375275617656 1.7648e-09 deg/d
Q 2.896391871471676 1.3449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1584  
   data-arc span      23513 days (64.38 yr)  
   first obs. used      1954-12-30  
   last obs. used      2019-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:25:38  

Additional Information
 Earth MOID = 1.06657 au 
 Jupiter MOID = 2.59715 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 13.7   n/a MPO395175  
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 7.82134 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); 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.]
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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