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136745 (1995 WL8)
Classification: Amor [NEO]          SPK-ID: 2136745
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4843646176996402 7.2377e-08  
a 2.364702369434173 2.2025e-08 au
q 1.219324210289756 1.6921e-07 au
i 17.78737596450171 3.179e-05 deg
node 247.9441373605222 5.3762e-05 deg
peri 131.605568014596 9.4756e-05 deg
M 171.0502597898036 5.5323e-05 deg
tp 2457969.420033178593
(2017-Aug-03.92003318)
0.00019581 TDB
period 1328.199023695662
3.64
1.8556e-05
5.08e-08
d
yr
n .2710437167754527 3.7867e-09 deg/d
Q 3.510080528578589 3.2693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      8093 days (22.16 yr)  
   first obs. used      1995-10-25  
   last obs. used      2017-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57261  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-22 06:29:46  

Additional Information
 Earth MOID = .298764 au 
 Jupiter MOID = 2.18709 au 
 T_jup = 3.324 
[ 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 18.0   n/a MPO264230  
SMASSII spectral type spec_B Sq   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

136745 (1995 WL8)          Discovered 1995-Nov-29 by Pollas, C. at Caussols
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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