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100136 (1993 SM4)
Classification: Main-belt Asteroid          SPK-ID: 2100136
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2356272050494869 3.7439e-08  
a 2.662713967551526 8.5884e-09 au
q 2.03530611753113 9.9705e-08 au
i 5.215127549685903 4.3198e-06 deg
node 357.8116022005667 3.6701e-05 deg
peri 336.9250600918846 3.7467e-05 deg
M 108.5324656691791 6.9889e-06 deg
tp 2458722.043597743918
(2019-Aug-26.54359774)
3.0111e-05 TDB
period 1587.030237912518
4.35
7.6783e-06
2.102e-08
d
yr
n .226838778115231 1.0975e-09 deg/d
Q 3.290121817571923 1.0612e-08 au
  Orbit Determination Parameters
   # obs. used (total)      958  
   data-arc span      10042 days (27.49 yr)  
   first obs. used      1993-08-20  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47355  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:46  

Additional Information
 Earth MOID = 1.02502 au 
 Jupiter MOID = 2.10004 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457326.5 (2015-Oct-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2376388714937626 3.7433e-08  
q 2.0284452238675 9.9844e-08 au
tp 2457136.644247681075
(2015-Apr-24.14424768)
2.8678e-05 TDB
node 357.9067391921384 3.662e-05 deg
peri 336.9283396683827 3.737e-05 deg
i 5.224409617791435 4.3255e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      958  
   data-arc span      10042 days (27.49 yr)  
   first obs. used      1993-08-20  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47355  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:30:46  

Additional Information
 Jupiter MOID = 2.10004 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.401247172862859E-15 -3.729475917823393E-15 1.650956732466285E-13 -3.745368308205052E-15 3.213242311242226E-14 -6.106258378418016E-16
q -3.729475917823393E-15 9.968913925302894E-15 -4.414047502889727E-13 9.002157467834425E-15 -8.498365373850891E-14 1.748686140754137E-15
tp 1.650956732466285E-13 -4.414047502889727E-13 8.224217353778921E-10 -5.517033468477417E-12 2.229319210632924E-10 -3.555178467602446E-13
node -3.745368308205052E-15 9.002157467834425E-15 -5.517033468477417E-12 1.341012548771145E-9 -1.336151879455619E-9 -7.077949377103962E-12
peri 3.213242311242226E-14 -8.498365373850891E-14 2.229319210632924E-10 -1.336151879455619E-9 1.396525886930771E-9 6.967785647013717E-12
i -6.106258378418016E-16 1.748686140754137E-15 -3.555178467602446E-13 -7.077949377103962E-12 6.967785647013717E-12 1.87097534342855E-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 15.5   n/a MPO417504  

100136 (1993 SM4)          Discovered 1993-Sep-19 by Elst, E. W. at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1993 SM4 = 2002 TZ188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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