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100394 (1995 WX32)
Classification: Main-belt Asteroid          SPK-ID: 2100394
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1705445067338378 3.4307e-08  
a 2.268165798638774 6.333e-09 au
q 1.881342581319363 7.7056e-08 au
i 3.886542330964833 3.863e-06 deg
node 83.83445991506461 4.9239e-05 deg
peri 321.8600181588824 5.0365e-05 deg
M 63.24136631245043 9.6263e-06 deg
tp 2458781.315738478750
(2019-Oct-24.81573848)
3.3291e-05 TDB
period 1247.701287125979
3.42
5.2256e-06
1.431e-08
d
yr
n .2885305992023485 1.2084e-09 deg/d
Q 2.654989015958185 7.4131e-09 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      9867 days (27.01 yr)  
   first obs. used      1993-01-25  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51282  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:05:29  

Additional Information
 Earth MOID = .892778 au 
 Jupiter MOID = 2.72465 au 
 T_jup = 3.592 
[ 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 16.6   n/a MPO502722  
diameter diameter 2.926 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.798 h n/a LCDB (Rev. 2019-August); 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 0.039   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100394 (1995 WX32)          Discovered 1995-Nov-20 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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