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295440 (2008 LF12)
Classification: Main-belt Asteroid          SPK-ID: 2295440
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053421184396838 9.3195e-08  
a 3.025315846291755 4.5603e-08 au
q 2.706622666094237 2.9169e-07 au
i 9.249159927174901 9.9709e-06 deg
node 210.1350265624334 4.0294e-05 deg
peri 351.0640431717329 5.0304e-05 deg
M 136.8254794068402 3.2133e-05 deg
tp 2458270.002072963570
(2018-May-31.50207296)
0.00016661 TDB
period 1922.00498674056
5.26
4.3458e-05
1.19e-07
d
yr
n .1873044047666637 4.2351e-09 deg/d
Q 3.344009026489273 5.0407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      7726 days (21.15 yr)  
   first obs. used      1997-04-11  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56911  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:53:12  

Additional Information
 Earth MOID = 1.7038 au 
 Jupiter MOID = 1.62344 au 
 T_jup = 3.217 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456910.5 (2014-Sep-10.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031139073954466 9.3901e-08  
q 2.716220631017407 2.9353e-07 au
tp 2456349.001582263223
(2013-Feb-25.50158226)
0.0001645 TDB
node 210.2226877065444 4.0231e-05 deg
peri 351.8542233950599 5.0518e-05 deg
i 9.251880030403116 9.9763e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      7726 days (21.15 yr)  
   first obs. used      1997-04-11  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56911  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:53:12  

Additional Information
 Jupiter MOID = 1.62344 au 
 T_jup = 3.217 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.817327392783753E-15 -2.730127850941129E-14 -8.181654439703954E-13 6.776058710523487E-15 -3.044126686485523E-13 -3.557782631553698E-15
q -2.730127850941129E-14 8.616096276115482E-14 2.400157562329253E-12 -2.06973541380355E-14 9.918362420445666E-13 1.537766824640702E-14
tp -8.181654439703954E-13 2.400157562329253E-12 2.705894800971939E-8 -4.252258053774306E-13 5.048732916802587E-9 -1.458032426696498E-11
node 6.776058710523487E-15 -2.06973541380355E-14 -4.252258053774306E-13 1.618569330780566E-9 -1.596412287379281E-9 -6.288114410880822E-11
peri -3.044126686485523E-13 9.918362420445666E-13 5.048732916802587E-9 -1.596412287379281E-9 2.55211618703977E-9 5.9880488792846E-11
i -3.557782631553698E-15 1.537766824640702E-14 -1.458032426696498E-11 -6.288114410880822E-11 5.9880488792846E-11 9.952746373850029E-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 15.7   n/a MPO437321  

295440 (2008 LF12)          Discovered 2008-Jun-07 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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