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JPL Small-Body Database Browser
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59004 (1998 SO43)
Classification: Main-belt Asteroid          SPK-ID: 2059004
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750887113505648 3.8054e-08  
a 3.122034831525674 2.1332e-08 au
q 2.575401776082266 1.2165e-07 au
i .769932798377579 4.9006e-06 deg
node 227.8713013672041 0.00032782 deg
peri 76.95750115830064 0.00032811 deg
M 16.49506084558136 1.4721e-05 deg
tp 2458908.177732179553
(2020-Feb-28.67773218)		 8.1987e-05 TDB
period 2014.907172910739
5.52		 2.0651e-05
5.654e-08		 d
yr
n .1786682805242801 1.8312e-09 deg/d
Q 3.668667886969082 2.5067e-08 au
   Orbit Determination Parameters
   # obs. used (total)      889  
   data-arc span      8539 days (23.38 yr)  
   first obs. used      1995-12-27  
   last obs. used      2019-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:14:16  

Additional Information
 Earth MOID = 1.56042 au 
 Jupiter MOID = 1.58138 au 
 T_jup = 3.192 
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[ 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 14.5   n/a MPO445616  
rotation period rot_per 4.35 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

59004 (1998 SO43)          Discovered 1998-Sep-25 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 SO43 = 1999 XT80 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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