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37167 (2000 WE22)
Classification: Main-belt Asteroid          SPK-ID: 2037167
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016788392113675 3.7551e-08  
a 2.970926889619085 1.8542e-08 au
q 2.668846492100779 1.1558e-07 au
i 11.34830858745054 3.6782e-06 deg
node 91.11616065021342 2.5134e-05 deg
peri 223.9547585144109 3.832e-05 deg
M 17.37053354124231 2.6845e-05 deg
tp 2458910.250037303240
(2020-Mar-01.75003730)
0.00013984 TDB
period 1870.408096198858
5.12
1.751e-05
4.794e-08
d
yr
n .192471365330171 1.8018e-09 deg/d
Q 3.273007287137392 2.0427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      8251 days (22.59 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:32:04  

Additional Information
 Earth MOID = 1.6673 au 
 Jupiter MOID = 1.96973 au 
 T_jup = 3.225 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457395.5 (2016-Jan-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1032882868982368 3.7689e-08  
q 2.664116340416974 1.1676e-07 au
tp 2457045.880156022758
(2015-Jan-23.38015602)
0.00014652 TDB
node 91.15238221960891 2.5165e-05 deg
peri 225.2010016764121 3.8026e-05 deg
i 11.34274645681825 3.6769e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      8251 days (22.59 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:32:04  

Additional Information
 Jupiter MOID = 1.96973 au 
 T_jup = 3.225 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.420487650522766E-15 -4.356178254122802E-15 2.088830968474765E-12 -7.480356001949068E-15 3.82311690020146E-13 -3.859495462240542E-15
q -4.356178254122802E-15 1.363190908233048E-14 -7.600977121237622E-12 2.465532260772642E-14 -1.398701757824192E-12 1.314146616890069E-14
tp 2.088830968474765E-12 -7.600977121237622E-12 2.146700466093937E-8 -2.74653470831175E-11 4.214171450199943E-9 -2.174060554574706E-11
node -7.480356001949068E-15 2.465532260772642E-14 -2.74653470831175E-11 6.332794711593527E-10 -6.25946655528753E-10 -9.005122412058487E-12
peri 3.82311690020146E-13 -1.398701757824192E-12 4.214171450199943E-9 -6.25946655528753E-10 1.445960148866847E-9 4.685017966309062E-12
i -3.859495462240542E-15 1.314146616890069E-14 -2.174060554574706E-11 -9.005122412058487E-12 4.685017966309062E-12 1.351966044055373E-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 14.3   n/a MPO445502  
diameter diameter 5.065 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.173   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37167 (2000 WE22)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WE22 = 1998 HX111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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