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JPL Small-Body Database Browser
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305753 (2009 DT8)
Classification: Main-belt Asteroid          SPK-ID: 2305753
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2077430092761232 3.2342e-08  
a 2.343180551785344 1.1452e-08 au
q 1.85640117268017 7.5771e-08 au
i 3.089926426945783 4.1867e-06 deg
node 274.6169960297509 8.5083e-05 deg
peri 148.1487118832262 8.5904e-05 deg
M 129.4521741448172 1.337e-05 deg
tp 2458529.399130275488
(2019-Feb-14.89913028)		 4.6817e-05 TDB
period 1310.107877455177
3.59		 9.6043e-06
2.63e-08		 d
yr
n .2747865318536081 2.0144e-09 deg/d
Q 2.829959930890519 1.3831e-08 au
   Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      9695 days (26.54 yr)  
   first obs. used      1993-10-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58611  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:01:15  

Additional Information
 Earth MOID = .870484 au 
 Jupiter MOID = 2.49441 au 
 T_jup = 3.532 
[ 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 17.2   n/a MPO413264  

305753 (2009 DT8)          Discovered 2009-Feb-19 by Mt. Lemmon Survey at Mount Lemmon
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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