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13628 (1995 WE)
Classification: Main-belt Asteroid          SPK-ID: 2013628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562460964730786 3.2114e-08  
a 2.28419762706746 7.3437e-09 au
q 1.9273006642651 7.577e-08 au
i 6.812199714370669 3.3303e-06 deg
node 68.83307769788858 3.1945e-05 deg
peri 52.62724246623421 3.4369e-05 deg
M 350.2667323478811 1.2029e-05 deg
tp 2459034.592206176262
(2020-Jul-04.09220618)
4.2153e-05 TDB
period 1260.953120998637
3.45
6.0809e-06
1.665e-08
d
yr
n .2854983218685328 1.3768e-09 deg/d
Q 2.64109458986982 8.4911e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1805  
   data-arc span      20175 days (55.24 yr)  
   first obs. used      1964-11-10  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45878  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:42:08  

Additional Information
 Earth MOID = .952002 au 
 Jupiter MOID = 2.45379 au 
 T_jup = 3.578 
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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 14.0   n/a MPO347633  
diameter diameter 4.465 km 0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.293   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

13628 (1995 WE)          Discovered 1995-Nov-16 by Kobayashi, T. at Oizumi
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1995 WE = 1964 VB2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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