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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750886711965368 2.8499e-08  
a 3.122034815906841 1.4244e-08 au
q 2.575401888560387 8.9037e-08 au
i .7699353707126469 3.9481e-06 deg
node 227.8714058095817 0.00026414 deg
peri 76.95739901302589 0.00026448 deg
M 16.49506669028695 1.1753e-05 deg
tp 2458908.177700159745
(2020-Feb-28.67770016)
6.5782e-05 TDB
period 2014.907157790552
5.52
1.3789e-05
3.775e-08
d
yr
n .1786682818650355 1.2227e-09 deg/d
Q 3.668667743253293 1.6738e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1236  
   data-arc span      9088 days (24.88 yr)  
   first obs. used      1995-12-27  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:57:26  

Additional Information
 Earth MOID = 1.56042 au 
 Jupiter MOID = 1.58138 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457247.5 (2015-Aug-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756328184539034 2.8366e-08  
q 2.573358120440109 8.8787e-08 au
tp 2456898.805364708935
(2014-Aug-29.30536471)
6.7861e-05 TDB
node 227.9079055550137 0.00026418 deg
peri 77.8266720906073 0.00026452 deg
i .7692558163235652 3.9527e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1236  
   data-arc span      9088 days (24.88 yr)  
   first obs. used      1995-12-27  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:57:26  

Additional Information
 Jupiter MOID = 1.58138 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.046265962146123E-16 -2.49646202350818E-15 3.434542452173158E-13 6.999490963204754E-16 5.507785141323905E-14 -1.488574217211253E-16
q -2.49646202350818E-15 7.883208936421793E-15 -1.279701902782198E-12 -1.589564406434136E-15 -2.063328707538597E-13 4.945840111404461E-16
tp 3.434542452173158E-13 -1.279701902782198E-12 4.605057319627753E-9 -1.691868893845324E-11 9.264629672451648E-10 -2.478244850727681E-13
node 6.999490963204754E-16 -1.589564406434136E-15 -1.691868893845324E-11 6.978857958218516E-8 -6.978541106404555E-8 -2.976042169154533E-10
peri 5.507785141323905E-14 -2.063328707538597E-13 9.264629672451648E-10 -6.978541106404555E-8 6.99692567108972E-8 2.975332365161442E-10
i -1.488574217211253E-16 4.945840111404461E-16 -2.478244850727681E-13 -2.976042169154533E-10 2.975332365161442E-10 1.562392267087453E-11

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. 2020-October); 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

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