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193647 (2001 DB28)
Classification: Main-belt Asteroid          SPK-ID: 2193647
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1068407498011079 4.3095e-08  
a 2.663365200688666 1.9733e-08 au
q 2.378809265652911 1.1435e-07 au
i 5.76571074889189 4.9309e-06 deg
node 137.4367329563912 4.3064e-05 deg
peri 341.6137112497498 4.969e-05 deg
M 186.4745440328046 2.769e-05 deg
tp 2459765.753283726481
(2022-Jul-05.25328373)
0.00012684 TDB
period 1587.612495273396
4.35
1.7644e-05
4.831e-08
d
yr
n .2267555849250266 2.52e-09 deg/d
Q 2.947921135724421 2.1841e-08 au
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      10014 days (27.42 yr)  
   first obs. used      1993-05-19  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47259  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:27:30  

Additional Information
 Earth MOID = 1.39555 au 
 Jupiter MOID = 2.11622 au 
 T_jup = 3.369 
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Orbital Elements at Epoch 2457575.5 (2016-Jul-06.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1068149398010852 4.2658e-08  
q 2.377627448285236 1.1324e-07 au
tp 2458172.991845237892
(2018-Feb-23.49184524)
0.00011824 TDB
node 137.5527973992819 4.3192e-05 deg
peri 340.3803054412896 4.9888e-05 deg
i 5.757748880203882 4.9245e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      10014 days (27.42 yr)  
   first obs. used      1993-05-19  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47259  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:27:30  

Additional Information
 Jupiter MOID = 2.11622 au 
 T_jup = 3.369 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.819671394867878E-15 -4.773308943420419E-15 1.270525414402624E-12 -5.745991750754768E-15 2.596901548159871E-13 1.05077372951205E-15
q -4.773308943420419E-15 1.282353456687954E-14 -2.346666477423329E-12 1.226217805757541E-14 -4.980012114805913E-13 -2.638350964765597E-15
tp 1.270525414402624E-12 -2.346666477423329E-12 1.39804966878786E-8 -3.358172639560944E-11 2.96621359912761E-9 -1.462793836886156E-12
node -5.745991750754768E-15 1.226217805757541E-14 -3.358172639560944E-11 1.865573125154181E-9 -1.862511665652239E-9 2.458342320202582E-11
peri 2.596901548159871E-13 -4.980012114805913E-13 2.96621359912761E-9 -1.862511665652239E-9 2.488820622227865E-9 -2.481570437325947E-11
i 1.05077372951205E-15 -2.638350964765597E-15 -1.462793836886156E-12 2.458342320202582E-11 -2.481570437325947E-11 2.425033518398965E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO433281  

193647 (2001 DB28)          Discovered 2001-Feb-17 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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