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(2019 SL7)
Classification: Apollo [NEO]          SPK-ID: 3872622
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6979975630761442 2.4228e-06  
a 2.484122058863786 1.8931e-05 au
q .7502109153931694 3.7113e-07 au
i 2.738508512021864 1.0541e-05 deg
node 198.5677338492401 3.3418e-05 deg
peri 244.1470015264531 6.653e-05 deg
M 48.56877574157901 0.00054053 deg
tp 2458807.564351294802
(2019-Nov-20.06435129)
5.893e-05 TDB
period 1430.071737929567
3.92
0.016347
4.476e-05
d
yr
n .2517356230822391 2.8776e-06 deg/d
Q 4.218033202334404 3.2144e-05 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      14 days  
   first obs. used      2019-09-26  
   last obs. used      2019-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .30302  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-10 06:01:07  

Additional Information
 Earth MOID = .00212419 au 
 Jupiter MOID = 1.07698 au 
 T_jup = 3.083 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458757.5 (2019-Oct-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .700904125101386 2.3971e-06  
q .7519201550087887 3.8743e-07 au
tp 2458807.394987346326
(2019-Nov-19.89498735)
5.6223e-05 TDB
node 198.6724898829671 3.3626e-05 deg
peri 243.7001064283598 6.2148e-05 deg
i 2.642715088929949 1.0561e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      95  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      14 days  
   first obs. used      2019-09-26  
   last obs. used      2019-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .30302  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-10 06:01:07  

Additional Information
 Jupiter MOID = 1.07698 au 
 T_jup = 3.083 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.745873108833266E-12 -7.823789389844464E-13 -1.321758939673814E-10 6.023554068188869E-11 -1.092301555466533E-10 4.575005109470636E-12
q -7.823789389844464E-13 1.501046988692809E-13 1.571121884099549E-11 -7.022407371885514E-12 7.211018455438317E-12 -1.118109770712792E-12
tp -1.321758939673814E-10 1.571121884099549E-11 3.161054556762827E-9 -1.437829319608663E-9 2.905898983798748E-9 -8.215735068588775E-11
node 6.023554068188869E-11 -7.022407371885514E-12 -1.437829319608663E-9 1.130714617364558E-9 -1.804722310281762E-9 -1.580332520525109E-10
peri -1.092301555466533E-10 7.211018455438317E-12 2.905898983798748E-9 -1.804722310281762E-9 3.862389559398617E-9 1.883390814741124E-10
i 4.575005109470636E-12 -1.118109770712792E-12 -8.215735068588775E-11 -1.580332520525109E-10 1.883390814741124E-10 1.115334287176145E-10

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 25.7   .53962 E2019W94 autocmod 2.8

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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