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243646 (1999 TT147)
Classification: Main-belt Asteroid          SPK-ID: 2243646
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 .1650672739443848 5.809e-08  
a 2.426145303883083 1.4254e-08 au
q 2.025668112378131 1.4022e-07 au
i 3.639688409451784 4.3234e-06 deg
node 272.6540564131419 9.7266e-05 deg
peri 57.70635473683214 9.8556e-05 deg
M 97.38945285018836 1.6058e-05 deg
tp 2458227.092477018105
(2018-Apr-18.59247702)
6.0465e-05 TDB
period 1380.300477509276
3.78
1.2164e-05
3.33e-08
d
yr
n .2608127765409548 2.2985e-09 deg/d
Q 2.826622495388034 1.6607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      7034 days (19.26 yr)  
   first obs. used      1999-10-01  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6227  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:29:20  

Additional Information
 Earth MOID = 1.01657 au 
 Jupiter MOID = 2.51595 au 
 T_jup = 3.489 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457002.5 (2014-Dec-11.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1662190411136129 5.8365e-08  
q 2.022131935710929 1.4103e-07 au
tp 2456845.109973919033
(2014-Jul-06.60997392)
5.6932e-05 TDB
node 272.8422181028919 9.7257e-05 deg
peri 57.08618068247204 9.8514e-05 deg
i 3.640514415109039 4.3258e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      7034 days (19.26 yr)  
   first obs. used      1999-10-01  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6227  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:29:20  

Additional Information
 Jupiter MOID = 2.51595 au 
 T_jup = 3.489 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.406479851613368E-15 -8.202313486622141E-15 9.213480661637641E-13 -3.106752551866705E-15 1.339679147102701E-13 -5.618598965667652E-15
q -8.202313486622141E-15 1.988935804939061E-14 -2.152407454469193E-12 8.864768356786792E-15 -3.019415283045916E-13 1.367779131012835E-14
tp 9.213480661637641E-13 -2.152407454469193E-12 3.241293293591007E-9 -3.859539871947309E-12 9.28869910267779E-10 -4.195576482719341E-12
node -3.106752551866705E-15 8.864768356786792E-15 -3.859539871947309E-12 9.459003339727357E-9 -9.440493992312338E-9 3.880089520524421E-11
peri 1.339679147102701E-13 -3.019415283045916E-13 9.28869910267779E-10 -9.440493992312338E-9 9.704917475773228E-9 -3.970105738874279E-11
i -5.618598965667652E-15 1.367779131012835E-14 -4.195576482719341E-12 3.880089520524421E-11 -3.970105738874279E-11 1.871241424371964E-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 16.7   n/a MPO470598  

243646 (1999 TT147)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 1999 TT147 = 2003 WL93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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