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11344 (1996 XH31)
Classification: Main-belt Asteroid          SPK-ID: 2011344
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829938966361854 3.3282e-08  
a 2.400867029528368 7.5463e-09 au
q 1.961523016489628 8.0653e-08 au
i 1.615372172615661 3.0426e-06 deg
node 271.2953946525583 0.00016284 deg
peri 147.7021088196679 0.00016323 deg
M 138.3047485121587 1.1547e-05 deg
tp 2458478.482360130070
(2018-Dec-25.98236013)
4.2768e-05 TDB
period 1358.784513003569
3.72
6.4063e-06
1.754e-08
d
yr
n .2649426723331033 1.2491e-09 deg/d
Q 2.840211042567107 8.9273e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1587  
   data-arc span      10078 days (27.59 yr)  
   first obs. used      1992-10-25  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51152  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:14:28  

Additional Information
 Earth MOID = .974179 au 
 Jupiter MOID = 2.49263 au 
 T_jup = 3.502 
[ 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 14.7   n/a MPO458938  
diameter diameter 2.856 km 0.612 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.313   0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11344 (1996 XH31)          Discovered 1996-Dec-14 by Kobayashi, T. at Oizumi
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 XH31 = 1992 WW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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