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447331 (2005 YF25)
Classification: Main-belt Asteroid          SPK-ID: 2447331
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1094744993417761 9.4221e-08  
a 3.181118732825393 6.1939e-08 au
q 2.832867352202588 3.2792e-07 au
i 10.85825262906932 9.2797e-06 deg
node 291.6124120224587 4.8494e-05 deg
peri 20.48293364541237 6.3714e-05 deg
M 283.8146227335068 4.3166e-05 deg
tp 2459039.068431165754
(2020-Jul-08.56843117)
0.00025006 TDB
period 2072.374527560554
5.67
6.0526e-05
1.657e-07
d
yr
n .1737137738436524 5.0735e-09 deg/d
Q 3.529370113448198 6.872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5785 days (15.84 yr)  
   first obs. used      2003-07-24  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:03  

Additional Information
 Earth MOID = 1.82028 au 
 Jupiter MOID = 1.72131 au 
 T_jup = 3.162 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457244.5 (2015-Aug-10.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1092814125042433 9.4296e-08  
q 2.833177175137144 3.2785e-07 au
tp 2456972.902086743793
(2014-Nov-11.40208674)
0.00024897 TDB
node 291.6493725217683 4.8519e-05 deg
peri 21.27935127357242 6.3762e-05 deg
i 10.85540879428212 9.2782e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5785 days (15.84 yr)  
   first obs. used      2003-07-24  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:03  

Additional Information
 Jupiter MOID = 1.72131 au 
 T_jup = 3.162 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.891725355407407E-15 -3.055138161704732E-14 2.326327445888638E-12 -5.085033861120547E-14 5.319129047262464E-13 -4.900415151240166E-15
q -3.055138161704732E-14 1.074880384620405E-13 -8.712235437924385E-12 1.802263771189037E-13 -1.890472024237216E-12 2.264087069329845E-14
tp 2.326327445888638E-12 -8.712235437924385E-12 6.1986061014799E-8 6.562838161045161E-11 1.041176447591906E-8 1.880523238380002E-11
node -5.085033861120547E-14 1.802263771189037E-13 6.562838161045161E-11 2.354074088532987E-9 -2.301225996691067E-9 5.1336510227078E-11
peri 5.319129047262464E-13 -1.890472024237216E-12 1.041176447591906E-8 -2.301225996691067E-9 4.065578808271903E-9 -4.723366174284961E-11
i -4.900415151240166E-15 2.264087069329845E-14 1.880523238380002E-11 5.1336510227078E-11 -4.723366174284961E-11 8.608516853047863E-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 MPO437740  

447331 (2005 YF25)          Discovered 2005-Dec-24 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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