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300440 (2007 TG42)
Classification: Main-belt Asteroid          SPK-ID: 2300440
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1793203782649606 5.7865e-08  
a 2.461446793446458 2.0452e-08 au
q 2.020059223366565 1.4545e-07 au
i 2.282630095191224 1.2241e-05 deg
node 193.0567499948082 0.00017332 deg
peri 90.45494787586117 0.00017922 deg
M 156.0883574069578 3.9991e-05 deg
tp 2458388.921632641689
(2018-Sep-27.42163264)
0.00015687 TDB
period 1410.53577541958
3.86
1.758e-05
4.813e-08
d
yr
n .2552221689612332 3.1809e-09 deg/d
Q 2.902834363526352 2.4119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6449 days (17.66 yr)  
   first obs. used      2002-03-05  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:20:17  

Additional Information
 Earth MOID = 1.00522 au 
 Jupiter MOID = 2.24734 au 
 T_jup = 3.466 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456956.5 (2014-Oct-26.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .179719785178763 5.7292e-08  
q 2.018709181954296 1.4398e-07 au
tp 2456979.874896827271
(2014-Nov-18.37489683)
0.0001589 TDB
node 193.0716698055547 0.00017333 deg
peri 90.66823017255015 0.00017925 deg
i 2.282365767797568 1.2243e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6449 days (17.66 yr)  
   first obs. used      2002-03-05  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:20:17  

Additional Information
 Jupiter MOID = 2.24734 au 
 T_jup = 3.466 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.282419664748154E-15 -8.192984568106552E-15 -4.849634597564092E-12 -6.539769183774873E-16 -1.25716035916075E-12 -1.163554421996624E-14
q -8.192984568106552E-15 2.073084213228919E-14 1.145713881467281E-11 1.179513358863605E-14 2.937557537022579E-12 2.954582496263938E-14
tp -4.849634597564092E-12 1.145713881467281E-11 2.524809303737025E-8 -5.635410051746102E-11 7.29065426037092E-9 4.049471131521074E-11
node -6.539769183774873E-16 1.179513358863605E-14 -5.635410051746102E-11 3.004435177625497E-8 -3.003686650804961E-8 1.48130104458509E-9
peri -1.25716035916075E-12 2.937557537022579E-12 7.29065426037092E-9 -3.003686650804961E-8 3.212885732978918E-8 -1.468817022009642E-9
i -1.163554421996624E-14 2.954582496263938E-14 4.049471131521074E-11 1.48130104458509E-9 -1.468817022009642E-9 1.498881736365026E-10

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 17.7   n/a MPO450215  

300440 (2007 TG42)          Discovered 2007-Oct-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

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