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85218 (1993 FW5)
Classification: Main-belt Asteroid          SPK-ID: 2085218
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2018517354941362 5.9493e-08  
a 3.038360539526193 3.1219e-08 au
q 2.425062191565931 1.7379e-07 au
i 13.96064910765999 8.131e-06 deg
node 11.53023107261303 2.1975e-05 deg
peri 287.6683462402485 3.2161e-05 deg
M 234.0692612149335 2.8881e-05 deg
tp 2459277.185137524567
(2021-Mar-03.68513752)
0.00016158 TDB
period 1934.449458957134
5.30
2.9814e-05
8.163e-08
d
yr
n .1860994601503193 2.8682e-09 deg/d
Q 3.651658887486456 3.752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      9548 days (26.14 yr)  
   first obs. used      1993-03-17  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58396  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:16  

Additional Information
 Earth MOID = 1.45393 au 
 Jupiter MOID = 1.89029 au 
 T_jup = 3.165 
[ 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 14.8   n/a MPO250927  
diameter diameter 5.690 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85218 (1993 FW5)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 FW5 = 2000 SY109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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