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332747 (2009 TM23)
Classification: Main-belt Asteroid          SPK-ID: 2332747
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1143919507483599 6.1967e-08  
a 2.583856189139931 2.447e-08 au
q 2.288283839210991 1.6879e-07 au
i 5.308555370413029 6.5992e-06 deg
node 225.5290250376574 4.9072e-05 deg
peri 140.0352961535658 5.3577e-05 deg
M 231.0366224851164 2.3473e-05 deg
tp 2459543.956555907631
(2021-Nov-25.45655591)
0.0001031 TDB
period 1517.053631013719
4.15
2.155e-05
5.9e-08
d
yr
n .2373020917918651 3.371e-09 deg/d
Q 2.879428539068871 2.7269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      6212 days (17.01 yr)  
   first obs. used      2003-04-26  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 21:31:06  

Additional Information
 Earth MOID = 1.28999 au 
 Jupiter MOID = 2.60177 au 
 T_jup = 3.408 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457672.5 (2016-Oct-11.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138912610979673 6.202e-08  
q 2.28977720368381 1.6882e-07 au
tp 2458028.203499538035
(2017-Oct-01.70349954)
9.2911e-05 TDB
node 225.5388207765784 4.9068e-05 deg
peri 140.393733373707 5.3599e-05 deg
i 5.308398761720913 6.5993e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      6212 days (17.01 yr)  
   first obs. used      2003-04-26  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 21:31:06  

Additional Information
 Jupiter MOID = 2.60177 au 
 T_jup = 3.408 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.846432542176347E-15 -1.039364925796537E-14 8.844191191594454E-13 -2.483207126994136E-14 2.497816703039248E-13 -3.537187667891327E-16
q -1.039364925796537E-14 2.850152824480228E-14 -1.480526725230387E-12 7.170863121489471E-14 -4.892986398926628E-13 1.165806828669682E-15
tp 8.844191191594454E-13 -1.480526725230387E-12 8.632546359242852E-9 1.437014783752806E-11 2.016024472240922E-9 -4.057340996795622E-12
node -2.483207126994136E-14 7.170863121489471E-14 1.437014783752806E-11 2.407697018913025E-9 -2.393863142221306E-9 -8.951191948380993E-11
peri 2.497816703039248E-13 -4.892986398926628E-13 2.016024472240922E-9 -2.393863142221306E-9 2.872811309070236E-9 8.824726518899002E-11
i -3.537187667891327E-16 1.165806828669682E-15 -4.057340996795622E-12 -8.951191948380993E-11 8.824726518899002E-11 4.355037898836958E-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 16.3   n/a MPO471451  
rotation period rot_per 8.113 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

332747 (2009 TM23)          Discovered 2009-Oct-14 by La Sagra at La Sagra
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

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