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JPL Small-Body Database Browser
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17539 (1993 FR46)
Classification: Main-belt Asteroid          SPK-ID: 2017539
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06427879049738434 3.892e-08  
a 3.003056821266287 1.7712e-08 au
q 2.81002396100037 1.194e-07 au
i 2.165520069036603 4.8001e-06 deg
node 166.1495426105388 0.00011517 deg
peri 150.6337881509673 0.00012124 deg
M 233.9669587678985 3.9083e-05 deg
tp 2459265.965686250506
(2021-Feb-20.46568625)
0.0002081 TDB
period 1900.832073146567
5.20
1.6816e-05
4.604e-08
d
yr
n .1893907437094479 1.6755e-09 deg/d
Q 3.196089681532203 1.885e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1434  
   data-arc span      9974 days (27.31 yr)  
   first obs. used      1992-01-09  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55687  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:20:57  

Additional Information
 Earth MOID = 1.7959 au 
 Jupiter MOID = 1.99299 au 
 T_jup = 3.248 
[ 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 13.9   n/a MPO302172  
diameter diameter 4.463 km 1.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.294   0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17539 (1993 FR46)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FR46 = 1998 FC26 = 1999 JF122 = 1999 LJ23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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