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(2011 YY28)
Classification: Amor [NEO]          SPK-ID: 3591749
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455925.5 (2011-Dec-30.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6792412980229804 0.0062745  
a 3.41841058445193 0.072474 au
q 1.096484941893306 0.0019032 au
i 7.369002847562805 0.039848 deg
node 266.3189748976055 0.053037 deg
peri 117.0291971351017 0.16797 deg
M 10.36017645093776 0.34739 deg
tp 2455859.064621275045
(2011-Oct-24.56462127)
0.12015 TDB
period 2308.525965194247
6.32
73.415
0.201
d
yr
n .1559436651039394 0.0049593 deg/d
Q 5.740336227010554 0.1217 au
  Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      6 days  
   first obs. used      2011-12-28  
   last obs. used      2012-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .44952  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:51:39  

Additional Information
 Earth MOID = .152713 au 
 Jupiter MOID = .625821 au 
 T_jup = 2.702 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.3   n/a MPO216408  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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