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JPL Small-Body Database Browser
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300825 (2007 XL9)
Classification: Main-belt Asteroid          SPK-ID: 2300825
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02125663741348629 5.5868e-08  
a 3.005234524501454 4.4046e-08 au
q 2.941353343871635 1.6071e-07 au
i 5.734562456401027 5.8371e-06 deg
node 69.21119140130108 6.0481e-05 deg
peri 272.4459381975966 0.00015319 deg
M 176.7161422027791 0.00014068 deg
tp 2457666.407892981830
(2016-Oct-04.90789298)
0.00074076 TDB
period 1902.9000652395
5.21
4.1835e-05
1.145e-07
d
yr
n .1891849217813181 4.1592e-09 deg/d
Q 3.069115705131272 4.4982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      220  
   data-arc span      4541 days (12.43 yr)  
   first obs. used      2006-09-30  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55501  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:01:06  

Additional Information
 Earth MOID = 1.93843 au 
 Jupiter MOID = 2.01003 au 
 T_jup = 3.243 
[ 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 15.9   n/a MPO433939  

300825 (2007 XL9)          Discovered 2007-Dec-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

[ show close-approach data ]
Alternate Designations
 2007 XL9 = 2009 FR44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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