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344342 (2001 WZ15)
Classification: Mars-crossing Asteroid          SPK-ID: 2344342
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3014771361156297 5.4119e-08  
a 2.342542851849858 1.4268e-08 au
q 1.636319741646023 1.2852e-07 au
i 21.83373548468087 8.5144e-06 deg
node 279.0983184652993 1.3946e-05 deg
peri 81.19208558992112 2.1748e-05 deg
M 98.1277297090581 1.4361e-05 deg
tp 2458643.540459915503
(2019-Jun-09.04045992)
5.09e-05 TDB
period 1309.573092248526
3.59
1.1965e-05
3.276e-08
d
yr
n .2748987453475262 2.5115e-09 deg/d
Q 3.048765962053693 1.857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2001-08-26  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:02:50  

Additional Information
 Earth MOID = .777465 au 
 Jupiter MOID = 2.76034 au 
 T_jup = 3.409 
[ 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 15.5   n/a MPO455507  
diameter diameter 2.067 km 0.457 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.256   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

344342 (2001 WZ15)          Discovered 2001-Nov-26 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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