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(2019 YS2)
Classification: Apollo [NEO]          SPK-ID: 3944182
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2290898962295949 0.00012527  
a 1.152584030069867 0.00011658 au
q .8885386742252732 5.4517e-05 au
i .7442743166940506 0.00080162 deg
node 74.6440907696588 0.012036 deg
peri 82.7824933576058 0.0075433 deg
M 82.75644738789904 0.011602 deg
tp 2458896.602125845819
(2020-Feb-17.10212585)
0.0012063 TDB
period 451.967621570165
1.24
0.068575
0.0001877
d
yr
n .7965172344632488 0.00012085 deg/d
Q 1.416629385914461 0.00014329 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      10 days  
   first obs. used      2019-12-17  
   last obs. used      2019-12-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .64382  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-28 08:30:25  

Additional Information
 Earth MOID = .00475328 au 
 Jupiter MOID = 3.56432 au 
 T_jup = 5.431 
[ 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 27.1   .37734 E2019-YA7 autocmod 2.8

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