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134575 (1999 SL15)
Classification: Main-belt Asteroid          SPK-ID: 2134575
[ 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 .1820912138403323 4.5457e-08  
a 2.383426034970094 1.2059e-08 au
q 1.949425095163739 1.0607e-07 au
i 4.383401261415003 4.9513e-06 deg
node 286.3632327739052 5.4945e-05 deg
peri 122.9510480173274 5.6513e-05 deg
M 249.924223812673 1.6221e-05 deg
tp 2459611.451150934110
(2022-Jan-31.95115093)		 6.274e-05 TDB
period 1344.005188612172
3.68		 1.02e-05
2.793e-08		 d
yr
n .2678561087786709 2.0328e-09 deg/d
Q 2.817426974776448 1.4254e-08 au
   Orbit Determination Parameters
   # obs. used (total)      521  
   data-arc span      7571 days (20.73 yr)  
   first obs. used      1999-09-30  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47368  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:08:58  

Additional Information
 Earth MOID = .963215 au 
 Jupiter MOID = 2.56298 au 
 T_jup = 3.510 
[ 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 16.4   n/a MPO469411  

134575 (1999 SL15)          Discovered 1999-Sep-30 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Alternate Designations
 1999 SL15 = 2003 US207 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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