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JPL Small-Body Database Browser
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173823 (2001 SO342)
Classification: Main-belt Asteroid          SPK-ID: 2173823
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1124335750196045 6.1323e-08  
a 3.016835245158917 3.7646e-08 au
q 2.677641673300555 1.7998e-07 au
i 2.0273989865705 6.5949e-06 deg
node 157.8173343667112 0.00020135 deg
peri 170.6398342763405 0.00020496 deg
M 162.7185415484013 4.3895e-05 deg
tp 2457735.411858281172
(2016-Dec-12.91185828)
0.00022371 TDB
period 1913.9289724161
5.24
3.5825e-05
9.808e-08
d
yr
n .1880947543970476 3.5208e-09 deg/d
Q 3.356028817017279 4.1879e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      7245 days (19.84 yr)  
   first obs. used      1999-04-09  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60666  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:26:10  

Additional Information
 Earth MOID = 1.66545 au 
 Jupiter MOID = 1.95996 au 
 T_jup = 3.237 
[ 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 16.0   n/a MPO427060  

173823 (2001 SO342)          Discovered 2001-Sep-21 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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