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(2019 TR2)
Classification: Apollo [NEO]          SPK-ID: 3878582
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6045904282971933 0.00018808  
a 2.141585227388896 0.00095028 au
q .8468032975269012 2.7043e-05 au
i 12.69077830824522 0.0032522 deg
node 24.59351243238599 0.00063703 deg
peri 62.68091718612501 6.5029e-05 deg
M 118.5712748827356 0.077908 deg
tp 2458823.467785251872
(2019-Dec-05.96778525)
0.0032192 TDB
period 1144.725798415861
3.13
0.76192
0.002086
d
yr
n .3144857925786151 0.00020932 deg/d
Q 3.436367157250891 0.0015248 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      26 days  
   first obs. used      2019-10-05  
   last obs. used      2019-10-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .52229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:55:30  

Additional Information
 Earth MOID = .0325521 au 
 Jupiter MOID = 2.01726 au 
 T_jup = 3.427 
[ 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 23.4   .30893 E2019-WE6 autocmod 2.8

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