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93256 Stach (2000 SD163)
Classification: Main-belt Asteroid          SPK-ID: 2093256
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135188857833124 5.0585e-08  
a 2.746802666882066 1.3705e-08 au
q 2.434988688670983 1.3943e-07 au
i 4.308251185296993 5.7691e-06 deg
node 352.2100677572591 5.1333e-05 deg
peri 29.64625253597079 5.4672e-05 deg
M 206.6384693606616 2.0209e-05 deg
tp 2460104.859220050476
(2023-Jun-09.35922005)
9.5478e-05 TDB
period 1662.798474657109
4.55
1.2445e-05
3.407e-08
d
yr
n .216502483906979 1.6204e-09 deg/d
Q 3.05861664509315 1.5261e-08 au
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52669  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:44:40  

Additional Information
 Earth MOID = 1.43795 au 
 Jupiter MOID = 2.41317 au 
 T_jup = 3.334 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457463.5 (2016-Mar-16.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111095102984828 5.0388e-08  
q 2.4451484143271 1.3849e-07 au
tp 2456775.558187145799
(2014-Apr-28.05818715)
9.0416e-05 TDB
node 352.2609516528037 5.1251e-05 deg
peri 29.45269370332057 5.4767e-05 deg
i 4.310675816185333 5.7686e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52669  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:44:40  

Additional Information
 Jupiter MOID = 2.41317 au 
 T_jup = 3.334 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.538930546667484E-15 -6.95126674764971E-15 -1.00907303787188E-12 5.566647697378667E-15 -2.585256338393634E-13 3.891353110783338E-16
q -6.95126674764971E-15 1.918072289060727E-14 2.947963062230233E-12 -1.5850165695003E-14 7.569617568094755E-13 -1.124362370581792E-15
tp -1.00907303787188E-12 2.947963062230233E-12 8.175054522062336E-9 -1.463210149902095E-11 1.753677249801828E-9 -7.887236186660517E-13
node 5.566647697378667E-15 -1.5850165695003E-14 -1.463210149902095E-11 2.626651457093124E-9 -2.622291685678059E-9 3.22177936275627E-11
peri -2.585256338393634E-13 7.569617568094755E-13 1.753677249801828E-9 -2.622291685678059E-9 2.999371811781588E-9 -3.230356157221794E-11
i 3.891353110783338E-16 -1.124362370581792E-15 -7.887236186660517E-13 3.22177936275627E-11 -3.230356157221794E-11 3.32766501347307E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.34   n/a E2021B10  

93256 Stach           Discovered 2000 Sept. 29 by P. Pravec and P. Kusnirak at Ondrejov.
Daniel Stach (b. 1988) is a Czech journalist covering science. In the last five years he has moderated a TV show where he interviewed 15 Nobel Prize laureates and many other leading world scientists. He has been awarded the Vojtěch Náprstek Medal for achievements in popularizing science from the Czech Academy of Sciences.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-10-01

Alternate Designations
 2000 SD163 = 1998 HZ23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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