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15975 (1998 FW108)
Classification: Outer Main-belt Asteroid          SPK-ID: 2015975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1488871766578049 4.0051e-08  
a 3.200591771933832 1.5967e-08 au
q 2.724064699376402 1.2674e-07 au
i 5.194139689135088 3.636e-06 deg
node 272.431776168983 4.77e-05 deg
peri 131.6986019098037 4.9781e-05 deg
M 155.5652054564159 1.4336e-05 deg
tp 2458492.738535231165
(2019-Jan-09.23853523)
8.1426e-05 TDB
period 2091.432504860054
5.73
1.5651e-05
4.285e-08
d
yr
n .1721308238078135 1.2881e-09 deg/d
Q 3.677118844491261 1.8345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1783  
   data-arc span      15563 days (42.61 yr)  
   first obs. used      1978-11-01  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51592  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:05:48  

Additional Information
 Earth MOID = 1.73638 au 
 Jupiter MOID = 1.73448 au 
 T_jup = 3.170 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457231.5 (2015-Jul-28.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1475669862936118 3.9834e-08  
q 2.729101445393777 1.2579e-07 au
tp 2456403.616932192796
(2013-Apr-21.11693219)
8.0443e-05 TDB
node 272.4811348440816 4.7696e-05 deg
peri 132.2426571202176 4.9833e-05 deg
i 5.193163324164153 3.6358e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1783  
   data-arc span      15563 days (42.61 yr)  
   first obs. used      1978-11-01  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51592  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:05:48  

Additional Information
 Jupiter MOID = 1.73448 au 
 T_jup = 3.170 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.586718286481311E-15 -4.982629328717192E-15 -6.493520178150236E-13 1.375507316177038E-15 -1.860266687912043E-13 2.516854653765994E-16
q -4.982629328717192E-15 1.582328481316289E-14 2.091107604951887E-12 -7.195167841859344E-15 6.09725497863061E-13 -4.828317418881617E-16
tp -6.493520178150236E-13 2.091107604951887E-12 6.471029593972028E-9 1.270673763321618E-11 1.178078873471531E-9 -1.562398450838556E-12
node 1.375507316177038E-15 -7.195167841859344E-15 1.270673763321618E-11 2.274955753044035E-9 -2.263607431231007E-9 1.602049547214331E-11
peri -1.860266687912043E-13 6.09725497863061E-13 1.178078873471531E-9 -2.263607431231007E-9 2.483330478421201E-9 -1.618021597580728E-11
i 2.516854653765994E-16 -4.828317418881617E-16 -1.562398450838556E-12 1.602049547214331E-11 -1.618021597580728E-11 1.321905890763921E-11

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 13.57   n/a MPO636304  
diameter diameter 10.162 km 0.246 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15975 (1998 FW108)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FW108 = 1978 VF1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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