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JPL Small-Body Database Browser
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(2019 YB4)
Classification: Aten [NEO]          SPK-ID: 3959223
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922951475500625 0.00022099  
a .9961562394686857 5.7895e-05 au
q .8046002284171394 0.00017389 au
i .5362391852225672 0.00027699 deg
node 324.9071884080477 0.038449 deg
peri 235.6584223770793 0.038334 deg
M 71.41892157694464 0.012094 deg
tp 2458928.455571027994
(2020-Mar-19.95557103)		 0.018461 TDB
period 363.1529832325946
0.99		 0.031659
8.668e-05		 d
yr
n .9913177548356384 8.6421e-05 deg/d
Q 1.187712250520232 6.9028e-05 au
   Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      4 days  
   first obs. used      2019-12-29  
   last obs. used      2020-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .40601  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-02 06:17:03  

Additional Information
 Earth MOID = .00293673 au 
 Jupiter MOID = 3.76879 au 
 T_jup = 6.082 
[ 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 26.8   .42777 E2020A27 autocmod 2.8

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