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(2019 BR2)
Classification: Apollo [NEO]          SPK-ID: 3837993
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4754487511009069 0.00036286  
a 1.508405555877664 0.00085588 au
q .7912360181819595 9.8399e-05 au
i 5.797361907985233 0.0038755 deg
node 306.7664541509677 0.00016329 deg
peri 248.4008649866128 0.00037891 deg
M 341.9308924560079 0.28546 deg
tp 2459234.463294729479
(2021-Jan-19.96329473)
0.56547 TDB
period 676.6679578858286
1.85
0.57592
0.001577
d
yr
n .5320186892324245 0.00045281 deg/d
Q 2.225575093573369 0.0012628 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      3 days  
   first obs. used      2019-01-25  
   last obs. used      2019-01-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .48638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:03:38  

Additional Information
 Earth MOID = .00223761 au 
 Jupiter MOID = 2.75544 au 
 T_jup = 4.392 
[ 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 28.3   .33136 MPO467419 autocmod 2.6q

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