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JPL Small-Body Database Browser
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442623 (2012 SL15)
Classification: Main-belt Asteroid          SPK-ID: 2442623
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .149740492456802 6.4401e-08  
a 2.250494087138704 3.1168e-08 au
q 1.913503994259434 1.4273e-07 au
i 8.046831444161608 1.9591e-05 deg
node 344.2305848243279 5.7772e-05 deg
peri 75.33260958905659 8.756e-05 deg
M 309.6965731540861 6.7504e-05 deg
tp 2458772.809932447476
(2019-Oct-16.30993245)
0.00023276 TDB
period 1233.148108797881
3.38
2.5617e-05
7.014e-08
d
yr
n .2919357354007878 6.0647e-09 deg/d
Q 2.587484180017975 3.5835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      4204 days (11.51 yr)  
   first obs. used      2005-08-31  
   last obs. used      2017-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5814  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:26:52  

Additional Information
 Earth MOID = .943397 au 
 Jupiter MOID = 2.75277 au 
 T_jup = 3.600 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.4   n/a MPO349191  

442623 (2012 SL15)          Discovered 2005-Aug-31 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 SL15 = 2007 EP50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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