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39633 (1994 WO)
Classification: Main-belt Asteroid          SPK-ID: 2039633
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2501197282118706 5.4775e-08  
a 2.984590341708357 1.6695e-08 au
q 2.238085416616489 1.69e-07 au
i 7.257480056112151 4.4944e-06 deg
node 48.58994010108255 4.1251e-05 deg
peri 313.0109408922179 4.2034e-05 deg
M 311.9901509273573 9.4707e-06 deg
tp 2458851.661669194588
(2020-Jan-03.16166919)
5.0654e-05 TDB
period 1883.326081138932
5.16
1.5802e-05
4.326e-08
d
yr
n .1911511785480567 1.6038e-09 deg/d
Q 3.731095266800225 2.087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      9130 days (25.00 yr)  
   first obs. used      1994-11-25  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58021  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 02:32:17  

Additional Information
 Earth MOID = 1.24259 au 
 Jupiter MOID = 1.75174 au 
 T_jup = 3.198 
[ 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 14.4   n/a MPO502431  
diameter diameter 6.156 km 1.941 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.089   0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

39633 (1994 WO)          Discovered 1994-Nov-25 by Kobayashi, T. at Oizumi
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 WO = 1999 VO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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