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180258 (2003 WT5)
Classification: Main-belt Asteroid          SPK-ID: 2180258
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1445692439946021 4.0425e-08  
a 2.309373242401989 1.1776e-08 au
q 1.975508898646571 9.8742e-08 au
i 2.513196378465673 4.3794e-06 deg
node 178.8198478305158 0.00010867 deg
peri 188.7644653600241 0.00011021 deg
M 351.483859493686 1.8082e-05 deg
tp 2459230.823542702788
(2021-Jan-16.32354270)
6.4403e-05 TDB
period 1281.857123530335
3.51
9.8051e-06
2.684e-08
d
yr
n .2808425318170654 2.1482e-09 deg/d
Q 2.643237586157408 1.3479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      6225 days (17.04 yr)  
   first obs. used      2003-11-18  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .616  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:46  

Additional Information
 Earth MOID = .97271 au 
 Jupiter MOID = 2.81848 au 
 T_jup = 3.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457745.5 (2016-Dec-23.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453683858084227 4.0327e-08  
q 1.973450767172452 9.8565e-08 au
tp 2457950.038976983780
(2017-Jul-15.53897698)
6.41e-05 TDB
node 178.8864708249756 0.00010871 deg
peri 189.0498515853947 0.00011023 deg
i 2.512823458144059 4.3778e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      6225 days (17.04 yr)  
   first obs. used      2003-11-18  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .616  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:46  

Additional Information
 Jupiter MOID = 2.81848 au 
 T_jup = 3.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.626303968772471E-15 -3.959302646482282E-15 -4.637598665919128E-13 7.657778485342287E-15 -1.106656048468297E-13 -1.77918999967137E-15
q -3.959302646482282E-15 9.715123671888789E-15 1.01580971762612E-12 -1.958423961060722E-14 2.336047968566589E-13 4.434626791087979E-15
tp -4.637598665919128E-13 1.01580971762612E-12 4.108780814279327E-9 4.846525046429988E-11 1.195166711079602E-9 5.488506278793867E-13
node 7.657778485342287E-15 -1.958423961060722E-14 4.846525046429988E-11 1.181756194250842E-8 -1.17907505850608E-8 -1.595342197721765E-10
peri -1.106656048468297E-13 2.336047968566589E-13 1.195166711079602E-9 -1.17907505850608E-8 1.215102910198303E-8 1.595028795540945E-10
i -1.77918999967137E-15 4.434626791087979E-15 5.488506278793867E-13 -1.595342197721765E-10 1.595028795540945E-10 1.916536724188002E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.22   n/a E2021B55  

180258 (2003 WT5)          Discovered 2003-Nov-18 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2003 WT5 = 2006 PT8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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