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JPL Small-Body Database Browser
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172523 (2003 SO291)
Classification: Main-belt Asteroid          SPK-ID: 2172523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2152952892401842 5.3381e-08  
a 2.418616957190974 1.1681e-08 au
q 1.897900119831329 1.2899e-07 au
i 2.066146802403383 4.5589e-06 deg
node 67.90003249446346 0.00016796 deg
peri 275.334546011699 0.00016863 deg
M 182.4324639976963 1.1851e-05 deg
tp 2459678.157321000403
(2022-Apr-08.65732100)
4.6692e-05 TDB
period 1373.880840228475
3.76
9.953e-06
2.725e-08
d
yr
n .2620314582304913 1.8983e-09 deg/d
Q 2.939333794550619 1.4196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      6984 days (19.12 yr)  
   first obs. used      1999-09-04  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56302  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 03:25:52  

Additional Information
 Earth MOID = .891463 au 
 Jupiter MOID = 2.46966 au 
 T_jup = 3.482 
[ 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 17.0   n/a MPO417928  

172523 (2003 SO291)          Discovered 2003-Sep-30 by Yeung, W. K. Y. at Desert Eagle
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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