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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1815956237066153 5.409e-08  
a 3.041602654748037 2.6448e-08 au
q 2.489260923591371 1.6396e-07 au
i 2.864266163247701 5.9083e-06 deg
node 93.98494785645627 0.00014851 deg
peri 342.6234985697756 0.00015047 deg
M 59.75000422910552 2.0428e-05 deg
tp 2458878.921071112761
(2020-Jan-30.42107111)
0.00011008 TDB
period 1937.546547369328
5.30
2.5272e-05
6.919e-08
d
yr
n .1858019878225811 2.4235e-09 deg/d
Q 3.593944385904704 3.1251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6783 days (18.57 yr)  
   first obs. used      2002-08-10  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:15:32  

Additional Information
 Earth MOID = 1.50434 au 
 Jupiter MOID = 1.6749 au 
 T_jup = 3.213 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457433.5 (2016-Feb-15.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1799119858925979 5.4039e-08  
q 2.496592166824171 1.6417e-07 au
tp 2456944.208916389190
(2014-Oct-13.70891639)
0.00011633 TDB
node 94.02721596710931 0.00014855 deg
peri 343.1354515724636 0.00015054 deg
i 2.863272323654746 5.9036e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6783 days (18.57 yr)  
   first obs. used      2002-08-10  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:15:32  

Additional Information
 Jupiter MOID = 1.6749 au 
 T_jup = 3.213 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.920240830504856E-15 -8.79124479481651E-15 -1.169931665380844E-12 -4.399536488627491E-14 -1.572405218578896E-13 -9.280189550302854E-16
q -8.79124479481651E-15 2.695202110494286E-14 2.690024472369717E-12 1.337417624170096E-13 3.219005363899307E-13 2.684668138464156E-15
tp -1.169931665380844E-12 2.690024472369717E-12 1.353234812046891E-8 8.283787948431798E-12 2.909578309450087E-9 2.072298491001542E-12
node -4.399536488627491E-14 1.337417624170096E-13 8.283787948431798E-12 2.206719993027482E-8 -2.203796979036159E-8 -1.171320204338109E-10
peri -1.572405218578896E-13 3.219005363899307E-13 2.909578309450087E-9 -2.203796979036159E-8 2.266261780452412E-8 1.174676097751335E-10
i -9.280189550302854E-16 2.684668138464156E-15 2.072298491001542E-12 -1.171320204338109E-10 1.174676097751335E-10 3.485200805915988E-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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