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JPL Small-Body Database Browser
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13698 (1998 KF35)
Classification: Main-belt Asteroid          SPK-ID: 2013698
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1522908382903827 3.8176e-08  
a 2.448451936962245 9.0843e-09 au
q 2.075575138968553 9.1448e-08 au
i 7.029738988673719 3.1748e-06 deg
node 71.7260781265945 3.1353e-05 deg
peri 272.5201577189804 3.2903e-05 deg
M 183.4339200332928 1.0469e-05 deg
tp 2459686.842000308049
(2022-Apr-17.34200031)
4.1876e-05 TDB
period 1399.380448144327
3.83
7.788e-06
2.132e-08
d
yr
n .2572567027625577 1.4317e-09 deg/d
Q 2.821328734955936 1.0468e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2275  
   data-arc span      24189 days (66.23 yr)  
   first obs. used      1953-11-14  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:43:35  

Additional Information
 Earth MOID = 1.08256 au 
 Jupiter MOID = 2.59786 au 
 T_jup = 3.471 
[ 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 13.3   n/a MPO350912  
diameter diameter 5.328 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 83.506 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.213   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

13698 (1998 KF35)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 KF35 = 1953 VH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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