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447342 (2005 YK148)
Classification: Main-belt Asteroid          SPK-ID: 2447342
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 .05398582460156756 5.1782e-08  
a 2.296737183914159 1.6436e-08 au
q 2.172745933147471 1.1585e-07 au
i 6.609719205244502 5.6187e-06 deg
node 83.2228697279287 5.1489e-05 deg
peri 7.376016099112831 8.3677e-05 deg
M 67.49064220775428 6.3729e-05 deg
tp 2458762.154784033359
(2019-Oct-05.65478403)
0.00022491 TDB
period 1271.350737541691
3.48
1.3647e-05
3.736e-08
d
yr
n .2831634020176865 3.0396e-09 deg/d
Q 2.420728434680847 1.7323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      6674 days (18.27 yr)  
   first obs. used      2001-10-24  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60045  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:09:16  

Additional Information
 Earth MOID = 1.18938 au 
 Jupiter MOID = 2.67438 au 
 T_jup = 3.584 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457806.5 (2017-Feb-22.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05332785322698641 5.1893e-08  
q 2.174987749462767 1.1604e-07 au
tp 2457492.454766143168
(2016-Apr-13.95476614)
0.00022768 TDB
node 83.24528851460029 5.1521e-05 deg
peri 7.931608062901681 8.4336e-05 deg
i 6.607456218920043 5.6158e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      6674 days (18.27 yr)  
   first obs. used      2001-10-24  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60045  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 11:09:16  

Additional Information
 Jupiter MOID = 2.67438 au 
 T_jup = 3.584 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.692887733192137E-15 -5.97105215156125E-15 2.934213790581482E-12 1.686443991613626E-14 8.222907104360538E-13 -1.581485453091481E-15
q -5.97105215156125E-15 1.346581073261296E-14 -6.803970771568656E-12 -3.887232116674097E-14 -1.897100800893228E-12 3.86679002864509E-15
tp 2.934213790581482E-12 -6.803970771568656E-12 5.184016462385056E-8 7.132212222606885E-11 1.52357277061959E-8 -2.308019063339253E-12
node 1.686443991613626E-14 -3.887232116674097E-14 7.132212222606885E-11 2.654452023530745E-9 -2.6152201159666E-9 8.874910449269415E-11
peri 8.222907104360538E-13 -1.897100800893228E-12 1.52357277061959E-8 -2.6152201159666E-9 7.11248867069284E-9 -8.867349780707438E-11
i -1.581485453091481E-15 3.86679002864509E-15 -2.308019063339253E-12 8.874910449269415E-11 -8.867349780707438E-11 3.153734382633357E-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 MPO456119  

447342 (2005 YK148)          Discovered 2005-Dec-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2005 YK148 = 2008 UG95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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