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118751 (2000 QW178)
Classification: Main-belt Asteroid          SPK-ID: 2118751
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0544380632338356 4.326e-08  
a 2.74334548067581 1.9534e-08 au
q 2.594003065926523 1.2052e-07 au
i 5.097072511285639 5.3467e-06 deg
node 269.3321787192912 5.5288e-05 deg
peri 117.5826846512837 7.5891e-05 deg
M 80.52095932145426 5.1052e-05 deg
tp 2458629.284910265887
(2019-May-25.78491027)
0.00023564 TDB
period 1659.660210589096
4.54
1.7727e-05
4.853e-08
d
yr
n .2169118700943117 2.3168e-09 deg/d
Q 2.892687895425097 2.0598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      7066 days (19.35 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:53:54  

Additional Information
 Earth MOID = 1.60341 au 
 Jupiter MOID = 2.38322 au 
 T_jup = 3.341 
[ 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 15.4   n/a MPO453658  

118751 (2000 QW178)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 QW178 = 2001 XE158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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