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115084 (2003 SM9)
Classification: Main-belt Asteroid          SPK-ID: 2115084
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1455849367838105 3.8886e-08  
a 2.631234545112423 1.5921e-08 au
q 2.248166430198852 1.0578e-07 au
i 12.28560796924336 6.6699e-06 deg
node 336.0924521743431 1.8891e-05 deg
peri 124.0690186299171 3.1365e-05 deg
M 283.6379289471036 2.5951e-05 deg
tp 2459531.183836961096
(2021-Nov-12.68383696)
0.00011387 TDB
period 1558.970044480993
4.27
1.415e-05
3.874e-08
d
yr
n .2309216917120752 2.0959e-09 deg/d
Q 3.014302660025993 1.8239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      7751 days (21.22 yr)  
   first obs. used      1999-09-18  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57174  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:41:57  

Additional Information
 Earth MOID = 1.28931 au 
 Jupiter MOID = 2.14848 au 
 T_jup = 3.352 
[ 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 15.73   n/a E2021B55  

115084 (2003 SM9)          Discovered 2003-Sep-17 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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