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100341 (1995 ST44)
Classification: Mars-crossing Asteroid          SPK-ID: 2100341
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3077806886213708 5.1231e-08  
a 2.35484812803863 8.4272e-09 au
q 1.630071349592154 1.229e-07 au
i 3.989497081379267 5.9229e-06 deg
node 193.1596122236984 5.8842e-05 deg
peri 175.561756948284 5.9224e-05 deg
M 353.3042526928734 8.3802e-06 deg
tp 2459225.049312616759
(2021-Jan-10.54931262)		 3.0822e-05 TDB
period 1319.905327464597
3.61		 7.0852e-06
1.94e-08		 d
yr
n .2727468345714787 1.4641e-09 deg/d
Q 3.079624906485105 1.1021e-08 au
   Orbit Determination Parameters
   # obs. used (total)      495  
   data-arc span      9275 days (25.39 yr)  
   first obs. used      1995-09-20  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55892  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:31:44  

Additional Information
 Earth MOID = .627934 au 
 Jupiter MOID = 2.38652 au 
 T_jup = 3.487 
[ 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 16.17   n/a E2021B55  

100341 (1995 ST44)          Discovered 1995-Sep-25 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1995 ST44 = 2000 AM122 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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