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JPL Small-Body Database Browser
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39893 (1998 FS5)
Classification: Main-belt Asteroid          SPK-ID: 2039893
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2806757488200133 9.0526e-08  
a 2.561444045393996 1.8235e-08 au
q 1.842508819892472 2.4275e-07 au
i 3.454454575121427 3.0881e-06 deg
node 53.37533938125198 0.00010587 deg
peri 248.8513021407168 0.00010668 deg
M 71.86528210119971 8.414e-06 deg
tp 2458701.588674385662
(2019-Aug-06.08867439)
3.6712e-05 TDB
period 1497.358308141468
4.10
1.5989e-05
4.378e-08
d
yr
n .2404234163877814 2.5673e-09 deg/d
Q 3.280379270895519 2.3353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      8754 days (23.97 yr)  
   first obs. used      1995-11-14  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5127  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 02:33:34  

Additional Information
 Earth MOID = .830624 au 
 Jupiter MOID = 1.98245 au 
 T_jup = 3.376 
[ 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 15.8   n/a MPO347806  
diameter diameter 4.785 km 0.298 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39893 (1998 FS5)          Discovered 1998-Mar-24 by Klet at Klet
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FS5 = 1995 VL7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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