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18535 (1996 XQ13)
Classification: Main-belt Asteroid          SPK-ID: 2018535
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119509790208898 1.9207e-08  
a 2.631445896603112 1.0661e-08 au
q 2.316962349554008 5.4335e-08 au
i 11.51353855203345 8.8243e-07 deg
node 240.8232814586825 2.4338e-06 deg
peri 91.26134108503186 7.081e-06 deg
M 3.586620915848069 8.4495e-06 deg
tp 2459380.966365909750
(2021-Jun-15.46636591)
3.6558e-05 TDB
period 1559.15788250167
4.27
9.4755e-06
2.594e-08
d
yr
n .2308938716471611 1.4032e-09 deg/d
Q 2.945929443652215 1.1936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1863  
   data-arc span      12330 days (33.76 yr)  
   first obs. used      1987-09-25  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43537  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:37:52  

Additional Information
 Earth MOID = 1.34122 au 
 Jupiter MOID = 2.40747 au 
 T_jup = 3.361 
[ 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 13.77   n/a MPCxxxxx  
diameter diameter 7.867 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 18.7827 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.114   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18535 (1996 XQ13)          Discovered 1996-Dec-09 by Klet at Klet
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 XQ13 = 1987 SM16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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