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(2012 YS1)
Classification: Apollo [NEO]          SPK-ID: 3621643
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2456282.5 (2012-Dec-21.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6122583287647271 0.001325  
a 1.844380571407965 0.0055882 au
q .7151432051515918 0.0003241 au
i 7.220799276223686 0.013883 deg
node 90.42045920634435 0.0020158 deg
peri 77.7055259931365 0.02574 deg
M 340.8428115141899 0.1026 deg
tp 2456331.185934050136
(2013-Feb-07.68593405)
0.039628 TDB
period 914.9012795395984
2.50
4.158
0.01138
d
yr
n .3934850765332421 0.0017883 deg/d
Q 2.973617937664338 0.0090097 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      1 day  
   first obs. used      2012-12-20  
   last obs. used      2012-12-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .37522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 07:24:29  

Additional Information
 Earth MOID = .00852808 au 
 Jupiter MOID = 2.03934 au 
 T_jup = 3.755 
[ 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 25.0   n/a MPO247366  

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