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100386 (1995 WZ2)
Classification: Main-belt Asteroid          SPK-ID: 2100386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2153155746701503 4.1072e-08  
a 2.418581330103628 1.1623e-08 au
q 1.897823101125869 9.8818e-08 au
i 3.900733131243712 4.6355e-06 deg
node 64.59720707233983 5.9258e-05 deg
peri 326.74902734 6.0264e-05 deg
M 258.173498344299 1.4753e-05 deg
tp 2459589.095523761813
(2022-Jan-09.59552376)
5.8561e-05 TDB
period 1373.850483710695
3.76
9.9037e-06
2.711e-08
d
yr
n .2620372480618559 1.889e-09 deg/d
Q 2.939339559081387 1.4126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      10467 days (28.66 yr)  
   first obs. used      1991-10-14  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50271  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:29  

Additional Information
 Earth MOID = .904031 au 
 Jupiter MOID = 2.50183 au 
 T_jup = 3.480 
[ 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 16.23   n/a E2021B55  
diameter diameter 1.697 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.383 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.244   0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

100386 (1995 WZ2)          Discovered 1995-Nov-20 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1995 WZ2 = 2000 BV29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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