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295692 (2008 TW150)
Classification: Main-belt Asteroid          SPK-ID: 2295692
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1815295451926925 5.8949e-08  
a 3.041697736589516 2.7674e-08 au
q 2.489539729852778 1.8158e-07 au
i 2.86436042805337 6.3221e-06 deg
node 93.986877740 0.0001507 deg
peri 342.6602657840982 0.0001529 deg
M 22.56554070170215 2.0869e-05 deg
tp 2458879.044901012237
(2020-Jan-30.54490101)
0.00011249 TDB
period 1937.637400919736
5.30
2.6443e-05
7.24e-08
d
yr
n .1857932757847878 2.5356e-09 deg/d
Q 3.593855743326253 3.2697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6364 days (17.42 yr)  
   first obs. used      2002-08-10  
   last obs. used      2020-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:41:44  

Additional Information
 Earth MOID = 1.50506 au 
 Jupiter MOID = 1.67443 au 
 T_jup = 3.213 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457272.5 (2015-Sep-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1794637627237144 5.927e-08  
q 2.498847869721816 1.8306e-07 au
tp 2456944.521793625871
(2014-Oct-14.02179363)
0.00012085 TDB
node 94.06410246063 0.00015065 deg
peri 343.2500217058272 0.00015289 deg
i 2.86362734252956 6.3171e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6364 days (17.42 yr)  
   first obs. used      2002-08-10  
   last obs. used      2020-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:41:44  

Additional Information
 Jupiter MOID = 1.67443 au 
 T_jup = 3.213 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.512931311493131E-15 -1.076064779149186E-14 -3.784130273716329E-13 -5.163959545800067E-14 5.972477624106489E-14 -1.24423051158824E-15
q -1.076064779149186E-14 3.351134613815085E-14 3.965922739671754E-14 1.640815861141772E-13 -4.068424882722521E-13 3.537557662820642E-15
tp -3.784130273716329E-13 3.965922739671754E-14 1.460584059640572E-8 -2.001822194478735E-11 3.213820080350134E-9 3.246316998837319E-12
node -5.163959545800067E-14 1.640815861141772E-13 -2.001822194478735E-11 2.269641720543597E-8 -2.267289548638897E-8 -1.736702156716541E-10
peri 5.972477624106489E-14 -4.068424882722521E-13 3.213820080350134E-9 -2.267289548638897E-8 2.33747315864484E-8 1.741616820719434E-10
i -1.24423051158824E-15 3.537557662820642E-15 3.246316998837319E-12 -1.736702156716541E-10 1.741616820719434E-10 3.990549980244874E-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 16.6   n/a MPO455186  

295692 (2008 TW150)          Discovered 2008-Oct-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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