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(2019 YW2)
Classification: Apollo [NEO]          SPK-ID: 3946728
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5028934875319581 8.5469e-05  
a 1.673012420301997 0.00024705 au
q .8316653695720437 2.0184e-05 au
i 1.875574146108572 0.00026223 deg
node 271.9990150602545 0.00011425 deg
peri 119.2838089429103 0.00061919 deg
M 92.34210372552441 0.021156 deg
tp 2458797.757667713792
(2019-Nov-10.25766771)
0.001543 TDB
period 790.4004422509212
2.16
0.17507
0.0004793
d
yr
n .4554653321989338 0.00010088 deg/d
Q 2.514359471031951 0.00037128 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      39 days  
   first obs. used      2019-12-24  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .49385  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-03 06:34:30  

Additional Information
 Earth MOID = .00188879 au 
 Jupiter MOID = 2.93692 au 
 T_jup = 4.090 
[ 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 24.0   .56299 E2020-AA1 autocmod 2.8

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