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447321 (2005 XP68)
Classification: Main-belt Asteroid          SPK-ID: 2447321
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07194943257103438 8.0247e-08  
a 3.155430288761508 7.458e-08 au
q 2.928398869967662 2.2499e-07 au
i 8.727703024482718 8.9231e-06 deg
node 273.3132555969224 4.908e-05 deg
peri 265.0019870331192 9.3679e-05 deg
M 115.3313704846433 7.16e-05 deg
tp 2458344.609615852751
(2018-Aug-14.10961585)
0.00041992 TDB
period 2047.322747495227
5.61
7.2584e-05
1.987e-07
d
yr
n .1758393982777937 6.2341e-09 deg/d
Q 3.382461707555354 7.9946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4994 days (13.67 yr)  
   first obs. used      2005-11-22  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:03  

Additional Information
 Earth MOID = 1.94933 au 
 Jupiter MOID = 1.7306 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457481.5 (2016-Apr-03.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06903949040412242 8.0569e-08  
q 2.934761413682146 2.2385e-07 au
tp 2458336.774005670788
(2018-Aug-06.27400567)
0.00043902 TDB
node 273.3534248277081 4.9122e-05 deg
peri 263.6070143439476 9.6676e-05 deg
i 8.724604076141246 8.9212e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4994 days (13.67 yr)  
   first obs. used      2005-11-22  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:03  

Additional Information
 Jupiter MOID = 1.7306 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.491319496506989E-15 -1.747156641970736E-14 -1.092974499223645E-11 2.344342108873749E-14 -2.226882767604711E-12 4.291056937282493E-15
q -1.747156641970736E-14 5.010772148064581E-14 1.872284665507146E-11 -5.504148426993505E-14 3.800117902435937E-12 -2.605810374303712E-15
tp -1.092974499223645E-11 1.872284665507146E-11 1.927407852720839E-7 -2.548567361184103E-10 3.656943801789385E-8 -2.716946723115053E-11
node 2.344342108873749E-14 -5.504148426993505E-14 -2.548567361184103E-10 2.412956782125038E-9 -2.433021547148201E-9 -9.997327474321383E-13
peri -2.226882767604711E-12 3.800117902435937E-12 3.656943801789385E-8 -2.433021547148201E-9 9.346242749517671E-9 -4.586556152323836E-12
i 4.291056937282493E-15 -2.605810374303712E-15 -2.716946723115053E-11 -9.997327474321383E-13 -4.586556152323836E-12 7.958785878205116E-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 16.0   n/a MPO397617  

447321 (2005 XP68)          Discovered 2005-Nov-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

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