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351660 (2005 YJ205)
Classification: Main-belt Asteroid          SPK-ID: 2351660
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1887098263973657 6.6333e-08  
a 2.315585398753369 2.0215e-08 au
q 1.878611680146346 1.4947e-07 au
i 4.173577021426185 7.5181e-06 deg
node 124.0872229428238 0.0001048 deg
peri 16.11555472957569 0.00010863 deg
M 14.65241889521928 3.1041e-05 deg
tp 2458948.116265589263
(2020-Apr-08.61626559)
0.00011045 TDB
period 1287.032845752071
3.52
1.6853e-05
4.614e-08
d
yr
n .2797131411122891 3.6628e-09 deg/d
Q 2.752559117360392 2.4029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      5142 days (14.08 yr)  
   first obs. used      2005-12-26  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55415  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:56:35  

Additional Information
 Earth MOID = .892251 au 
 Jupiter MOID = 2.27114 au 
 T_jup = 3.554 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456799.5 (2014-May-22.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1885452820559994 6.6497e-08  
q 1.879286615798396 1.4983e-07 au
tp 2456374.251046995569
(2013-Mar-22.75104700)
8.7759e-05 TDB
node 124.1195730645382 0.00010479 deg
peri 16.21682950307174 0.00010861 deg
i 4.173517505041207 7.5185e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      5142 days (14.08 yr)  
   first obs. used      2005-12-26  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55415  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:56:35  

Additional Information
 Jupiter MOID = 2.27114 au 
 T_jup = 3.554 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.421876876603918E-15 -9.90983591088476E-15 8.572462536345296E-13 -3.709310741776437E-14 3.772334058885126E-13 2.475975577763722E-17
q -9.90983591088476E-15 2.244991424485015E-14 -1.164195693822009E-12 8.601506832990703E-14 -5.988560747979164E-13 -1.021687110343013E-15
tp 8.572462536345296E-13 -1.164195693822009E-12 7.701557423266357E-9 -2.312900078824563E-11 2.548596331355248E-9 -7.345993801686347E-12
node -3.709310741776437E-14 8.601506832990703E-14 -2.312900078824563E-11 1.098113718176363E-8 -1.095925230217431E-8 3.320450388107065E-11
peri 3.772334058885126E-13 -5.988560747979164E-13 2.548596331355248E-9 -1.095925230217431E-8 1.179611620135421E-8 -3.534500969605656E-11
i 2.475975577763722E-17 -1.021687110343013E-15 -7.345993801686347E-12 3.320450388107065E-11 -3.534500969605656E-11 5.652819771879625E-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 18.2   n/a MPO455545  

351660 (2005 YJ205)          Discovered 2005-Dec-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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