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295418 (2008 JU40)
Classification: Main-belt Asteroid          SPK-ID: 2295418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1250947967322825 8.0996e-08  
a 3.019429093972879 3.6197e-08 au
q 2.641714225214801 2.3677e-07 au
i 6.670725673719749 7.1653e-06 deg
node 225.6347197015098 6.1327e-05 deg
peri 20.02675527806748 6.9507e-05 deg
M 101.3274470057874 3.115e-05 deg
tp 2458461.100822662578
(2018-Dec-08.60082266)
0.00016445 TDB
period 1916.397872240686
5.25
3.4461e-05
9.435e-08
d
yr
n .187852431488604 3.378e-09 deg/d
Q 3.397143962730956 4.0725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      7692 days (21.06 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53217  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:49:28  

Additional Information
 Earth MOID = 1.62977 au 
 Jupiter MOID = 1.62223 au 
 T_jup = 3.225 
[ 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 16.2   n/a MPO433904  

295418 (2008 JU40)          Discovered 2008-May-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 JU40 = 1999 TF44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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