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324864 (2007 TW66)
Classification: Main-belt Asteroid          SPK-ID: 2324864
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720573446239026 9.427e-08  
a 2.189519774686206 2.2915e-08 au
q 1.812796816252172 1.9867e-07 au
i 5.599860745187216 1.7405e-05 deg
node 176.116271493658 8.8974e-05 deg
peri 240.0815442243327 0.00010583 deg
M 300.4639913986962 4.8636e-05 deg
tp 2459196.203660698913
(2020-Dec-12.70366070)
0.00015988 TDB
period 1183.373214073102
3.24
1.8578e-05
5.086e-08
d
yr
n .3042150994451708 4.7759e-09 deg/d
Q 2.56624273312024 2.6858e-08 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      6740 days (18.45 yr)  
   first obs. used      1999-03-20  
   last obs. used      2017-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54399  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:40:33  

Additional Information
 Earth MOID = .831718 au 
 Jupiter MOID = 2.78707 au 
 T_jup = 3.648 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455949.5 (2012-Jan-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726045207747903 9.5132e-08  
q 1.811578199388037 2.0099e-07 au
tp 2455644.505818308129
(2011-Mar-24.00581831)
0.00016576 TDB
node 176.2499325996644 8.8998e-05 deg
peri 239.6498202097678 0.00010559 deg
i 5.598566793532774 1.7401e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      6740 days (18.45 yr)  
   first obs. used      1999-03-20  
   last obs. used      2017-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54399  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:40:33  

Additional Information
 Jupiter MOID = 2.78707 au 
 T_jup = 3.648 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.050155933900242E-15 -1.905435348437013E-14 -8.785422265133208E-12 9.790321586715791E-14 -3.191994036572779E-12 1.471651816387684E-14
q -1.905435348437013E-14 4.039786836597355E-14 1.832979245990142E-11 -2.109203361112785E-13 6.674133220198847E-12 -3.112216859941254E-14
tp -8.785422265133208E-12 1.832979245990142E-11 2.747717603412456E-8 -2.519273275115245E-10 9.445813637087631E-9 -4.150033777224197E-11
node 9.790321586715791E-14 -2.109203361112785E-13 -2.519273275115245E-10 7.920700369588031E-9 -7.966206078202404E-9 -5.017906178708959E-10
peri -3.191994036572779E-12 6.674133220198847E-12 9.445813637087631E-9 -7.966206078202404E-9 1.114859728791342E-8 4.858273857107155E-10
i 1.471651816387684E-14 -3.112216859941254E-14 -4.150033777224197E-11 -5.017906178708959E-10 4.858273857107155E-10 3.028116341950504E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.4   n/a MPO418667  

324864 (2007 TW66)          Discovered 2007-Oct-12 by Yeung, W. K. Y. at 7300
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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