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JPL Small-Body Database Browser
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305286 (2008 AD1)
Classification: Main-belt Asteroid          SPK-ID: 2305286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1084954649891881 9.8601e-08  
a 2.656851103452444 2.9453e-08 au
q 2.368594807576334 2.5347e-07 au
i 13.14078438080918 1.1058e-05 deg
node 225.4522791143272 2.9151e-05 deg
peri 33.48457287260414 6.0842e-05 deg
M 47.58813310880913 4.7922e-05 deg
tp 2458391.404147736694
(2018-Sep-29.90414774)
0.0002112 TDB
period 1581.791549642784
4.33
2.6303e-05
7.201e-08
d
yr
n .2275900387009267 3.7845e-09 deg/d
Q 2.945107399328555 3.2649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      7652 days (20.95 yr)  
   first obs. used      1998-11-14  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54378  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:39:44  

Additional Information
 Earth MOID = 1.36503 au 
 Jupiter MOID = 2.09875 au 
 T_jup = 3.342 
[ 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 16.4   n/a MPO450228  

305286 (2008 AD1)          Discovered 2008-Jan-01 by Bickel, W. at Bergisch Gladbach
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2008 AD1 = 1998 VM40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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