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305784 (2009 DL53)
Classification: Main-belt Asteroid          SPK-ID: 2305784
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03562049109669931 5.2312e-08  
a 2.633938611127515 2.3319e-08 au
q 2.540116424280595 1.4067e-07 au
i 4.408271532378397 5.5313e-06 deg
node 117.6379194419795 8.6517e-05 deg
peri 53.56747546893308 0.00013 deg
M 304.653184567415 9.936e-05 deg
tp 2459636.547416619639
(2022-Feb-26.04741662)
0.00043185 TDB
period 1561.373844324069
4.27
2.0735e-05
5.677e-08
d
yr
n .2305661781825523 3.0619e-09 deg/d
Q 2.727760797974435 2.4149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      6250 days (17.11 yr)  
   first obs. used      2003-11-24  
   last obs. used      2021-01-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58108  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:56:29  

Additional Information
 Earth MOID = 1.54946 au 
 Jupiter MOID = 2.23712 au 
 T_jup = 3.393 
[ 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 17.13   n/a MPCxxxxx  

305784 (2009 DL53)          Discovered 2009-Feb-22 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 DL53 = 2007 VM40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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