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173790 (2001 SO113)
Classification: Main-belt Asteroid          SPK-ID: 2173790
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 .109613148910189 5.2018e-08  
a 2.731731368801968 2.2191e-08 au
q 2.432297691490843 1.3539e-07 au
i 3.972483768356298 6.6155e-06 deg
node 328.8907324355199 6.0931e-05 deg
peri 282.937514808092 6.8605e-05 deg
M 155.1581049201365 3.3415e-05 deg
tp 2458289.732801314550
(2018-Jun-20.23280131)
0.00015084 TDB
period 1649.131971922881
4.52
2.0095e-05
5.502e-08
d
yr
n .2182966591692728 2.66e-09 deg/d
Q 3.031165046113093 2.4624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      8052 days (22.05 yr)  
   first obs. used      1997-11-29  
   last obs. used      2019-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:17:27  

Additional Information
 Earth MOID = 1.42181 au 
 Jupiter MOID = 2.02387 au 
 T_jup = 3.342 
[ 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 15.7   n/a MPO401431  

173790 (2001 SO113)          Discovered 2001-Sep-20 by Yeung, W. K. Y. at Desert Eagle
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2014-Oct-08 17:45 < 00:01 Psych 0.00491025078264136 0.00490745751434023 0.00491304492830775 4.45819921738997 4.45819866468923 2456939.239563425 0.663084241207296 181.872385312568 65.1505965997787 43.5708104588471 8296.08573368214 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 10:17:28 2020-Nov-12 10:17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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