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193660 (2001 DB55)
Classification: Main-belt Asteroid          SPK-ID: 2193660
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .06477200775621116 5.1294e-08  
a 2.904861846581687 2.7115e-08 au
q 2.716708112524176 1.5758e-07 au
i 2.866020379024244 5.1297e-06 deg
node 135.2154608550604 0.00011415 deg
peri 305.2785654824319 0.00012624 deg
M 21.49776205440304 5.0432e-05 deg
tp 2458892.511526680972
(2020-Feb-13.01152668)
0.00025363 TDB
period 1808.36732197842
4.95
2.532e-05
6.932e-08
d
yr
n .1990745992944326 2.7873e-09 deg/d
Q 3.093015580639198 2.8871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6920 days (18.95 yr)  
   first obs. used      2001-02-16  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:06:55  

Additional Information
 Earth MOID = 1.73375 au 
 Jupiter MOID = 2.05404 au 
 T_jup = 3.281 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO503019  

193660 (2001 DB55)          Discovered 2001-Feb-16 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 2001 DB55 = 2006 DD100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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