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469925 (2005 YO209)
Classification: Inner Main-belt Asteroid          SPK-ID: 2469925
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08787203906625292 8.8744e-08  
a 1.993555526667838 1.785e-08 au
q 1.818377737547737 1.898e-07 au
i 16.76792731291502 5.838e-06 deg
node 262.1864474313066 2.2911e-05 deg
peri 190.5740997862555 7.6564e-05 deg
M 25.30634028505486 6.5411e-05 deg
tp 2458928.228382525030
(2020-Mar-19.72838253)
0.00018712 TDB
period 1028.113192106027
2.81
1.3808e-05
3.78e-08
d
yr
n .3501559971840863 4.7027e-09 deg/d
Q 2.168733315787938 1.9418e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5189 days (14.21 yr)  
   first obs. used      2005-11-12  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47507  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 14:00:10  

Additional Information
 Earth MOID = .836077 au 
 Jupiter MOID = 3.03594 au 
 T_jup = 3.791 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458016.5 (2017-Sep-20.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08734452361575598 8.8449e-08  
q 1.819299230624365 1.8906e-07 au
tp 2457899.579918142549
(2017-May-26.07991814)
0.00019398 TDB
node 262.1986588707112 2.2923e-05 deg
peri 190.3914855798527 7.7228e-05 deg
i 16.76297149625119 5.8383e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5189 days (14.21 yr)  
   first obs. used      2005-11-12  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47507  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 14:00:10  

Additional Information
 Jupiter MOID = 3.03594 au 
 T_jup = 3.791 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.823241772113643E-15 -1.669708654265012E-14 6.684826109951674E-12 -3.265403002693054E-14 3.076427238700486E-12 -2.551035491892772E-14
q -1.669708654265012E-14 3.57426503567272E-14 -1.453693050564182E-11 6.42480953791713E-14 -6.654938301409514E-12 5.61544088540284E-14
tp 6.684826109951674E-12 -1.453693050564182E-11 3.762798780586722E-8 4.531719857572063E-10 1.42903607293746E-8 5.888664709336079E-11
node -3.265403002693054E-14 6.42480953791713E-14 4.531719857572063E-10 5.254452243414506E-10 -3.351793716067834E-10 -6.885222182910342E-11
peri 3.076427238700486E-12 -6.654938301409514E-12 1.42903607293746E-8 -3.351793716067834E-10 5.964195666671623E-9 8.711968740442456E-11
i -2.551035491892772E-14 5.61544088540284E-14 5.888664709336079E-11 -6.885222182910342E-11 8.711968740442456E-11 3.408575041429166E-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 17.4   n/a MPO503639  

469925 (2005 YO209)          Discovered 2005-Dec-24 by CSS at Catalina
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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