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160179 (2001 WD75)
Classification: Main-belt Asteroid          SPK-ID: 2160179
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2087004204168885 5.3281e-08  
a 2.623644585775391 1.8357e-08 au
q 2.076088857699574 1.4639e-07 au
i 4.147125452858883 6.2965e-06 deg
node 67.40829611491027 7.5048e-05 deg
peri 244.7313774593908 7.7216e-05 deg
M 204.2733291493804 2.2098e-05 deg
tp 2459671.954253489287
(2022-Apr-02.45425349)
0.00010032 TDB
period 1552.229492454867
4.25
1.629e-05
4.46e-08
d
yr
n .2319244684822064 2.434e-09 deg/d
Q 3.171200313851208 2.2188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      7186 days (19.67 yr)  
   first obs. used      2000-05-31  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:15:27  

Additional Information
 Earth MOID = 1.06602 au 
 Jupiter MOID = 2.12037 au 
 T_jup = 3.369 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456764.5 (2014-Apr-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2107129348957745 5.3686e-08  
q 2.069338633601691 1.478e-07 au
tp 2456565.132413540727
(2013-Sep-29.63241354)
7.7641e-05 TDB
node 67.56521298153737 7.5093e-05 deg
peri 244.1212628564138 7.7174e-05 deg
i 4.147849202778294 6.2958e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      7186 days (19.67 yr)  
   first obs. used      2000-05-31  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:15:27  

Additional Information
 Jupiter MOID = 2.12037 au 
 T_jup = 3.369 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.882162071708236E-15 -7.903214155016111E-15 -7.597010278259251E-13 -7.019330171132366E-15 -2.197318608566915E-13 1.887665865357131E-16
q -7.903214155016111E-15 2.184442411982626E-14 2.584889543312712E-12 1.557130997885497E-14 7.139232982987866E-13 -1.929324523488793E-16
tp -7.597010278259251E-13 2.584889543312712E-12 6.028156556777304E-9 -3.600257711920992E-11 1.40819775385351E-9 -1.754711707016641E-13
node -7.019330171132366E-15 1.557130997885497E-14 -3.600257711920992E-11 5.638979609830466E-9 -5.631811307863094E-9 -2.033059858282163E-11
peri -2.197318608566915E-13 7.139232982987866E-13 1.40819775385351E-9 -5.631811307863094E-9 5.955753290109097E-9 2.018571465442114E-11
i 1.887665865357131E-16 -1.929324523488793E-16 -1.754711707016641E-13 -2.033059858282163E-11 2.018571465442114E-11 3.963772508907312E-11

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 16.4   n/a MPO320689  

160179 (2001 WD75)          Discovered 2001-Nov-20 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2001 WD75 = 2000 KW51 = 2001 UD181 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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