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JPL Small-Body Database Browser
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13813 (1998 YX)
Classification: Main-belt Asteroid          SPK-ID: 2013813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08736290811834607 3.4874e-08  
a 3.010634945558689 1.8359e-08 au
q 2.747617121431963 1.0687e-07 au
i 11.68751139724961 3.9604e-06 deg
node 99.22931526309696 2.0545e-05 deg
peri 323.5064262080359 3.3226e-05 deg
M 70.41809542599496 2.4967e-05 deg
tp 2458627.277903338691
(2019-May-23.77790334)
0.00013299 TDB
period 1908.03164989424
5.22
1.7453e-05
4.778e-08
d
yr
n .1886761155245797 1.7258e-09 deg/d
Q 3.273652769685414 1.9963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1898  
   data-arc span      13557 days (37.12 yr)  
   first obs. used      1982-12-22  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:45:41  

Additional Information
 Earth MOID = 1.77129 au 
 Jupiter MOID = 1.99025 au 
 T_jup = 3.212 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5   n/a MPO502273  
rotation period rot_per 5.401 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.]

13813 (1998 YX)          Discovered 1998-Dec-16 by Kobayashi, T. at Oizumi
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 YX = 1982 YP2 = 1983 AA4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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