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(2019 BH4)
Classification: Apollo [NEO]          SPK-ID: 3838057
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458511.5 (2019-Jan-28.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9166494367367551 0.0037015  
a 2.444691927666279 0.076381 au
q .2037664491760922 0.0026829 au
i 20.91258570054781 0.3945 deg
node 143.5430276634656 0.28453 deg
peri 199.4929746887119 0.15652 deg
M 15.65741330608947 0.78384 deg
tp 2458450.777149611094
(2018-Nov-28.27714961)
0.19419 TDB
period 1396.158210341442
3.82
65.432
0.1791
d
yr
n .257850433663932 0.012084 deg/d
Q 4.685617406156466 0.1464 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      5 days  
   first obs. used      2019-01-27  
   last obs. used      2019-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .27162  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Feb-01 08:35:16  

Additional Information
 Earth MOID = .172112 au 
 Jupiter MOID = .875197 au 
 T_jup = 2.640 
[ 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 21.1   .31347 MPO467425 autocmod 2.6q

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