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227987 (2007 JL3)
Classification: Main-belt Asteroid          SPK-ID: 2227987
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602097953238343 4.278e-08  
a 3.097721737433241 3.1297e-08 au
q 2.601436371908869 1.3001e-07 au
i 6.124617694511515 5.7205e-06 deg
node 63.55792734471003 5.0618e-05 deg
peri 220.9693042375114 5.4467e-05 deg
M 128.7739426719944 2.0761e-05 deg
tp 2458488.159685383884
(2019-Jan-04.65968538)		 0.00011455 TDB
period 1991.416182037677
5.45		 3.0179e-05
8.263e-08		 d
yr
n .1807758735954617 2.7396e-09 deg/d
Q 3.594007102957613 3.6311e-08 au
   Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6296 days (17.24 yr)  
   first obs. used      2003-10-22  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:55  

Additional Information
 Earth MOID = 1.58704 au 
 Jupiter MOID = 1.57189 au 
 T_jup = 3.194 
[ 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 15.8   n/a MPO450054  

227987 (2007 JL3)          Discovered 2007-May-06 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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Alternate Designations
 2007 JL3 = 2006 BE175 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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