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16937 (1998 FR117)
Classification: Main-belt Asteroid          SPK-ID: 2016937
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06644651783774029 1.8317e-08  
a 3.008061248741472 1.4994e-08 au
q 2.808186053319957 5.7609e-08 au
i 9.006924368853623 3.7922e-07 deg
node 236.8563739560788 4.8148e-06 deg
peri 218.8614918464045 1.7765e-05 deg
M 234.0103284743888 1.9662e-05 deg
tp 2459867.400252934023
(2022-Oct-14.90025293)
0.00010594 TDB
period 1905.585498787844
5.22
1.4248e-05
3.901e-08
d
yr
n .1889183142026419 1.4125e-09 deg/d
Q 3.207936444162987 1.599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2394  
   data-arc span      24492 days (67.06 yr)  
   first obs. used      1953-11-30  
   last obs. used      2020-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44678  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:47:19  

Additional Information
 Earth MOID = 1.83083 au 
 Jupiter MOID = 2.01861 au 
 T_jup = 3.228 
[ 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 12.62   n/a E2021B10  
diameter diameter 9.683 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16937 (1998 FR117)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FR117 = 1982 GJ = 1990 VU7 = 1996 BB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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