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(2019 SJ8)
Classification: Apollo [NEO]          SPK-ID: 3872635
[ 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3700536357988486 1.5249e-05  
a 1.562517339968417 3.7623e-05 au
q .9843021173143587 1.3176e-07 au
i 8.252533666519541 0.00026897 deg
node 199.1223717118464 9.306e-06 deg
peri 216.3372517022355 5.7121e-05 deg
M 100.2971780559956 0.0035288 deg
tp 2458801.743240037182
(2019-Nov-14.24324004)		 0.00018612 TDB
period 713.4042549698338
1.95		 0.025767
7.055e-05		 d
yr
n .5046227261641755 1.8226e-05 deg/d
Q 2.140732562622476 5.1546e-05 au
   Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      119 days  
   first obs. used      2019-09-29  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .39937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:44:47  

Additional Information
 Earth MOID = .0298932 au 
 Jupiter MOID = 3.24198 au 
 T_jup = 4.338 
[ 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 24.5   .40855 MPO504270 autocmod 2.8

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