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(2019 BJ4)
Classification: Mars-crossing Asteroid          SPK-ID: 3838054
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458506.5 (2019-Jan-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5543722691947328 0.0017208  
a 3.151672460353411 0.014297 au
q 1.404472646748744 0.00096357 au
i 24.513168363014 0.037993 deg
node 108.0665803492264 0.040006 deg
peri 73.44865638885577 0.084948 deg
M 349.3168136628178 0.083732 deg
tp 2458567.146863445944
(2019-Mar-24.64686345)
0.073311 TDB
period 2043.666575818467
5.60
13.906
0.03807
d
yr
n .1761539794503043 0.0011986 deg/d
Q 4.898872273958078 0.022223 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      10 days  
   first obs. used      2019-01-20  
   last obs. used      2019-01-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .54135  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:03:45  

Additional Information
 Earth MOID = .59749 au 
 Jupiter MOID = 1.4925 au 
 T_jup = 2.830 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 20.0   .46146 MPO467425 autocmod 2.6q
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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