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JPL Small-Body Database Browser
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295400 (2008 JU9)
Classification: Main-belt Asteroid          SPK-ID: 2295400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1580271980934404 1.0319e-07  
a 2.67568911635815 3.6e-08 au
q 2.252857462330958 2.9569e-07 au
i 1.846361450895669 7.348e-06 deg
node 173.0438229357459 0.0002399 deg
peri 6.79435537095029 0.00024184 deg
M 219.1643940635856 3.0197e-05 deg
tp 2459225.905751540649
(2021-Jan-11.40575154)
0.00014045 TDB
period 1598.644526415319
4.38
3.2264e-05
8.833e-08
d
yr
n .2251907750919693 4.5448e-09 deg/d
Q 3.098520770385341 4.169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      7059 days (19.33 yr)  
   first obs. used      1999-04-11  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60079  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:00:31  

Additional Information
 Earth MOID = 1.25665 au 
 Jupiter MOID = 1.86286 au 
 T_jup = 3.360 
[ 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 17.0   n/a MPO455183  

295400 (2008 JU9)          Discovered 2008-May-03 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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