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JPL Small-Body Database Browser
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305475 (2008 DT54)
Classification: Main-belt Asteroid          SPK-ID: 2305475
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05662815450036118 6.4212e-08  
a 2.977004739161483 4.2557e-08 au
q 2.808422454843939 1.8141e-07 au
i 10.84796781524058 6.4757e-06 deg
node 87.0969313337396 3.8302e-05 deg
peri 10.27817427580197 8.5744e-05 deg
M 106.9886117677823 7.4171e-05 deg
tp 2458042.925674769218
(2017-Oct-16.42567477)
0.0003856 TDB
period 1876.150683390087
5.14
4.023e-05
1.101e-07
d
yr
n .1918822422885045 4.1145e-09 deg/d
Q 3.145587023479027 4.4967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      6396 days (17.51 yr)  
   first obs. used      2001-11-17  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55781  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:46  

Additional Information
 Earth MOID = 1.82588 au 
 Jupiter MOID = 2.02146 au 
 T_jup = 3.231 
[ 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 15.8   n/a MPO300344  

305475 (2008 DT54)          Discovered 2008-Feb-28 by CSS at Catalina
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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