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JPL Small-Body Database Browser
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109975 (2001 SM53)
Classification: Main-belt Asteroid          SPK-ID: 2109975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05981061040142411 5.2527e-08  
a 2.53800582403084 1.5878e-08 au
q 2.386206146493186 1.3309e-07 au
i 8.929648440905984 4.7367e-06 deg
node 37.91446822800442 3.2787e-05 deg
peri 295.9546838676303 5.1067e-05 deg
M 164.3780252326385 4.0296e-05 deg
tp 2457926.160489513360
(2017-Jun-21.66048951)
0.00016342 TDB
period 1476.853268139811
4.04
1.3859e-05
3.794e-08
d
yr
n .2437615217207344 2.2875e-09 deg/d
Q 2.689805501568494 1.6828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      6406 days (17.54 yr)  
   first obs. used      2001-09-16  
   last obs. used      2019-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62868  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:45:05  

Additional Information
 Earth MOID = 1.39253 au 
 Jupiter MOID = 2.51168 au 
 T_jup = 3.428 
[ 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 MPO432620  

109975 (2001 SM53)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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