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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3080597636338571 5.1271e-08  
a 2.355482542715099 8.6631e-09 au
q 1.629853147362609 1.2309e-07 au
i 3.989018859770491 5.9532e-06 deg
node 193.1822632416776 6.1412e-05 deg
peri 175.5422014056749 6.1809e-05 deg
M 298.7853472500506 8.4827e-06 deg
tp 2459225.028332577334
(2021-Jan-10.52833258)		 3.2025e-05 TDB
period 1320.438752760988
3.62		 7.2845e-06
1.994e-08		 d
yr
n .27263665145184 1.5041e-09 deg/d
Q 3.08111193806759 1.1332e-08 au
   Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      9103 days (24.92 yr)  
   first obs. used      1995-09-20  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:43  

Additional Information
 Earth MOID = .629226 au 
 Jupiter MOID = 2.38397 au 
 T_jup = 3.486 
[ 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 16.1   n/a MPO432532  

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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