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JPL Small-Body Database Browser
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(2012 SY49)
Classification: Apollo [NEO]          SPK-ID: 3609164
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5569705160289575 0.00056081  
a 1.527872689032145 0.0014993 au
q .6768926489953602 0.00019271 au
i 1.194083214537015 0.0011769 deg
node 6.013406639273611 0.0014407 deg
peri 84.2516674780294 0.0035286 deg
M 147.0585271773734 1.7876 deg
tp 2458318.715636480378
(2018-Jul-19.21563648)
3.0106 TDB
period 689.8095119959274
1.89
1.0154
0.00278
d
yr
n .5218832065077778 0.0007682 deg/d
Q 2.378852729068929 0.0023344 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      4 days  
   first obs. used      2012-09-22  
   last obs. used      2012-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .33057  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:48:52  

Additional Information
 Earth MOID = .000161709 au 
 Jupiter MOID = 2.85622 au 
 T_jup = 4.306 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456194.5 (2012-Sep-24.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5583446943501175 0.00056037  
q .6784184483560723 0.0002007 au
tp 2456249.675443166716
(2012-Nov-18.17544317)
0.021155 TDB
node 6.111145023017464 0.00040403 deg
peri 83.78248941853363 0.0015395 deg
i 1.190612884828375 0.0011797 deg
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      4 days  
   first obs. used      2012-09-22  
   last obs. used      2012-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .33057  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:48:52  

Additional Information
 Jupiter MOID = 2.85622 au 
 T_jup = 4.306 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.140171003455771E-7 -1.12417726961083E-7 -1.185445649209587E-5 1.934114679121589E-7 -6.687670569456196E-7 6.603052085785579E-7
q -1.12417726961083E-7 4.027855220158546E-8 4.242783007649887E-6 -6.850543887323483E-8 2.33899276970226E-7 -2.364823027065518E-7
tp -1.185445649209587E-5 4.242783007649887E-6 .000447554102681118 -7.325360655906276E-6 2.542918831685266E-5 -2.492409402512676E-5
node 1.934114679121589E-7 -6.850543887323483E-8 -7.325360655906276E-6 1.632417389787168E-7 -5.616425161503622E-7 3.963339754277928E-7
peri -6.687670569456196E-7 2.33899276970226E-7 2.542918831685266E-5 -5.616425161503622E-7 2.370113956766857E-6 -1.382383758729979E-6
i 6.603052085785579E-7 -2.364823027065518E-7 -2.492409402512676E-5 3.963339754277928E-7 -1.382383758729979E-6 1.391590017938486E-6

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 25.8   n/a MPO240117  

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