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JPL Small-Body Database Browser
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469521 (2003 SM42)
Classification: Main-belt Asteroid          SPK-ID: 2469521
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2729866272563863 5.6371e-08  
a 2.664658822909472 2.549e-08 au
q 1.937242598054443 1.5677e-07 au
i 11.21742471440438 7.2221e-06 deg
node 289.0526671680433 3.7681e-05 deg
peri 94.7994953843432 4.6392e-05 deg
M 185.922222866571 2.1429e-05 deg
tp 2459368.748418130046
(2021-Jun-03.24841813)
0.00010258 TDB
period 1588.769313815564
4.35
2.2797e-05
6.241e-08
d
yr
n .2265904791019846 3.2514e-09 deg/d
Q 3.392075047764501 3.2449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      5308 days (14.53 yr)  
   first obs. used      2003-08-01  
   last obs. used      2018-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53976  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:43:38  

Additional Information
 Earth MOID = .978588 au 
 Jupiter MOID = 2.25417 au 
 T_jup = 3.303 
[ 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 16.6   n/a MPO437769  

469521 (2003 SM42)          Discovered 2003-Sep-16 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-08-22

Alternate Designations
 2003 SM42 = 2008 YL36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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