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351441 (2005 JY8)
Classification: Main-belt Asteroid          SPK-ID: 2351441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035807027190754 6.7043e-08  
a 2.786145737892725 3.5949e-08 au
q 2.218940230694767 1.9232e-07 au
i 4.761085881281653 7.9354e-06 deg
node 34.55137132834908 0.00014544 deg
peri 8.56356569663836 0.00015004 deg
M 163.5743917056247 3.6496e-05 deg
tp 2457828.678300018460
(2017-Mar-16.17830002)
0.0001658 TDB
period 1698.651048590756
4.65
3.2876e-05
9.001e-08
d
yr
n .2119328747941875 4.1018e-09 deg/d
Q 3.353351245090682 4.3268e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5608 days (15.35 yr)  
   first obs. used      2002-09-16  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73055  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:22:17  

Additional Information
 Earth MOID = 1.2273 au 
 Jupiter MOID = 2.06158 au 
 T_jup = 3.295 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456500.5 (2013-Jul-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049311148485969 6.7224e-08  
q 2.214242325310734 1.9332e-07 au
tp 2456132.351185107801
(2012-Jul-23.85118511)
0.00015554 TDB
node 34.56421783252301 0.00014539 deg
peri 8.777477782257421 0.00014989 deg
i 4.763293762746359 7.9386e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5608 days (15.35 yr)  
   first obs. used      2002-09-16  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73055  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:22:17  

Additional Information
 Jupiter MOID = 2.06158 au 
 T_jup = 3.295 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.519030771365997E-15 -1.285474303406182E-14 1.964288854939988E-13 2.740911724112247E-14 3.279846579128274E-14 -6.945518428538147E-15
q -1.285474303406182E-14 3.737257626891238E-14 9.561370207427061E-14 -6.431990898660134E-14 1.022859660910888E-13 2.009337509082921E-14
tp 1.964288854939988E-13 9.561370207427061E-14 2.419268852722705E-8 4.786537523241103E-10 5.91559303322713E-9 -2.000310003614118E-12
node 2.740911724112247E-14 -6.431990898660134E-14 4.786537523241103E-10 2.1138124276978E-8 -2.093429546027344E-8 -1.27779746705316E-10
peri 3.279846579128274E-14 1.022859660910888E-13 5.91559303322713E-9 -2.093429546027344E-8 2.246805773421561E-8 1.269130549501978E-10
i -6.945518428538147E-15 2.009337509082921E-14 -2.000310003614118E-12 -1.27779746705316E-10 1.269130549501978E-10 6.302113039011131E-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 17.1   n/a MPO437487  

351441 (2005 JY8)          Discovered 2005-May-04 by Veillet, C. at Mauna Kea
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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