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JPL Small-Body Database Browser
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305771 (2009 DS41)
Classification: Main-belt Asteroid          SPK-ID: 2305771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391349627716311 3.9213e-08  
a 2.442686436609625 1.4583e-08 au
q 2.102823350189176 9.8429e-08 au
i .5224034437560141 5.2565e-06 deg
node 273.1277897789578 0.00062699 deg
peri 209.1451133845429 0.00062745 deg
M 8.110530699130749 2.4157e-05 deg
tp 2458969.084297183999
(2020-Apr-29.58429718)
9.3502e-05 TDB
period 1394.440565396337
3.82
1.2488e-05
3.419e-08
d
yr
n .2581680488459388 2.312e-09 deg/d
Q 2.782549523030073 1.6612e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      9415 days (25.78 yr)  
   first obs. used      1994-04-19  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:57:35  

Additional Information
 Earth MOID = 1.1186 au 
 Jupiter MOID = 2.28267 au 
 T_jup = 3.487 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO455253  

305771 (2009 DS41)          Discovered 2009-Feb-18 by La Sagra at La Sagra
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2009 DS41 = 1996 XJ37 = 2005 BX24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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