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434645 (2005 XZ40)
Classification: Main-belt Asteroid          SPK-ID: 2434645
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03607627982183174 9.2324e-08  
a 2.551590797913318 2.9638e-08 au
q 2.459538894296986 2.4118e-07 au
i 7.082243057789224 8.2357e-06 deg
node 91.47548006549853 7.9566e-05 deg
peri 222.38875916 0.0001389 deg
M 336.3051589566033 0.00011364 deg
tp 2459098.486504794868
(2020-Sep-05.98650480)
0.00046986 TDB
period 1488.726666768805
4.08
2.5939e-05
7.102e-08
d
yr
n .2418173920276173 4.2133e-09 deg/d
Q 2.64364270152965 3.0708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      6326 days (17.32 yr)  
   first obs. used      2001-12-15  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64182  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:38:48  

Additional Information
 Earth MOID = 1.44936 au 
 Jupiter MOID = 2.45225 au 
 T_jup = 3.428 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457002.5 (2014-Dec-11.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03498785964962677 9.2634e-08  
q 2.461322893897525 2.4133e-07 au
tp 2457617.790166768532
(2016-Aug-17.29016677)
0.00048359 TDB
node 91.49577708878213 7.9566e-05 deg
peri 224.01661323539 0.00014129 deg
i 7.082923333106491 8.2349e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      6326 days (17.32 yr)  
   first obs. used      2001-12-15  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64182  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:38:48  

Additional Information
 Jupiter MOID = 2.45225 au 
 T_jup = 3.428 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.58105779962396E-15 -2.220115992540673E-14 9.187495173915875E-12 2.134624788824773E-13 2.20853329298231E-12 6.269327855590354E-15
q -2.220115992540673E-14 5.823880614936275E-14 -2.49627787677891E-11 -5.574904048283866E-13 -6.069902014278016E-12 -1.507806290830075E-14
tp 9.187495173915875E-12 -2.49627787677891E-11 2.338605449741725E-7 3.904352653036207E-10 5.657580032518159E-8 7.360759627464189E-11
node 2.134624788824773E-13 -5.574904048283866E-13 3.904352653036207E-10 6.330796573997914E-9 -6.182972687085461E-9 1.061951274768808E-10
peri 2.20853329298231E-12 -6.069902014278016E-12 5.657580032518159E-8 -6.182972687085461E-9 1.996167310083004E-8 -8.767187922695661E-11
i 6.269327855590354E-15 -1.507806290830075E-14 7.360759627464189E-11 1.061951274768808E-10 -8.767187922695661E-11 6.781363494884687E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO437682  

434645 (2005 XZ40)          Discovered 2005-Dec-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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