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146237 (2000 WP154)
Classification: Main-belt Asteroid          SPK-ID: 2146237
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175093116760991 6.1619e-08  
a 3.143020961579742 3.7348e-08 au
q 2.592699625371618 1.8766e-07 au
i 21.22005944161069 6.3605e-06 deg
node 257.4253736709702 1.8508e-05 deg
peri 239.9398612346112 2.4811e-05 deg
M 49.19337426835414 1.9012e-05 deg
tp 2458322.385613497353
(2018-Jul-22.88561350)
0.00010574 TDB
period 2035.25740264905
5.57
3.6277e-05
9.932e-08
d
yr
n .1768818035160719 3.1528e-09 deg/d
Q 3.693342297787867 4.3887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2000-11-05  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57285  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:00  

Additional Information
 Earth MOID = 1.67392 au 
 Jupiter MOID = 1.7732 au 
 T_jup = 3.082 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456604.5 (2013-Nov-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1757790477831661 6.1559e-08  
q 2.590032466032511 1.8761e-07 au
tp 2456284.095015073242
(2012-Dec-22.59501507)
9.9273e-05 TDB
node 257.4610103552421 1.8507e-05 deg
peri 239.5250297576032 2.4784e-05 deg
i 21.2230931935944 6.3614e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2000-11-05  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57285  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:00  

Additional Information
 Jupiter MOID = 1.7732 au 
 T_jup = 3.082 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.789536462948087E-15 -1.140256283696413E-14 4.972958389585595E-13 -1.119265373064467E-15 7.948455298666662E-14 1.704319330169007E-15
q -1.140256283696413E-14 3.519820107153456E-14 -1.581710543873039E-12 5.328365138265647E-15 -2.318281378000574E-13 -6.905214558575582E-15
tp 4.972958389585595E-13 -1.581710543873039E-12 9.855205284255063E-9 4.841696646730569E-12 1.706617661033273E-9 -2.754526172627393E-13
node -1.119265373064467E-15 5.328365138265647E-15 4.841696646730569E-12 3.424995461888825E-10 -3.180121527003836E-10 1.673476136746076E-11
peri 7.948455298666662E-14 -2.318281378000574E-13 1.706617661033273E-9 -3.180121527003836E-10 6.142426282173468E-10 -1.576045488474818E-11
i 1.704319330169007E-15 -6.905214558575582E-15 -2.754526172627393E-13 1.673476136746076E-11 -1.576045488474818E-11 4.046714648121558E-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 MPO345203  
diameter diameter 7.046 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.098   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146237 (2000 WP154)          Discovered 2000-Nov-30 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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