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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 ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148887176652358 4.0051e-08  
a 3.200591771966886 1.5967e-08 au
q 2.724064699421968 1.2674e-07 au
i 5.19413968913481 3.636e-06 deg
node 272.431776169316 4.77e-05 deg
peri 131.6986019126645 4.9781e-05 deg
M 155.5652054509761 1.4336e-05 deg
tp 2458492.738535248767
(2019-Jan-09.23853525)
8.1426e-05 TDB
period 2091.432504892452
5.73
1.5651e-05
4.285e-08
d
yr
n .172130823805147 1.2881e-09 deg/d
Q 3.677118844511803 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-Jul-08 17:32:06  

Additional Information
 Earth MOID = 1.73638 au 
 Jupiter MOID = 1.73448 au 
 T_jup = 3.170 
[ 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 13.56   n/a E2021B10  
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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