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85362 (1995 WR32)
Classification: Main-belt Asteroid          SPK-ID: 2085362
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2095349054811763 6.0747e-08  
a 2.764410271165874 1.184e-08 au
q 2.185169826285939 1.6742e-07 au
i 14.43590948754442 5.3145e-06 deg
node 38.73305862698879 1.7303e-05 deg
peri 345.8163035841503 2.038e-05 deg
M 128.7415985769734 9.4877e-06 deg
tp 2458400.130570036154
(2018-Oct-08.63057004)
4.3673e-05 TDB
period 1678.812420973324
4.60
1.0786e-05
2.953e-08
d
yr
n .2144372983559908 1.3777e-09 deg/d
Q 3.343650716045809 1.4321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      677  
   data-arc span      9892 days (27.08 yr)  
   first obs. used      1993-03-30  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:36:06  

Additional Information
 Earth MOID = 1.19274 au 
 Jupiter MOID = 2.11075 au 
 T_jup = 3.263 
[ 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 15.3   n/a MPO468823  
diameter diameter 2.372 km 0.551 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 15.72008 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.286   0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85362 (1995 WR32)          Discovered 1995-Nov-20 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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