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101193 (1998 SY23)
Classification: Main-belt Asteroid          SPK-ID: 2101193
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1993852989500507 3.428e-08  
a 2.322614324630464 8.643e-09 au
q 1.859519173168349 7.9025e-08 au
i 3.83030340567161 4.0954e-06 deg
node 68.14928175396781 6.7908e-05 deg
peri 308.2331521954419 6.9038e-05 deg
M 90.79537726379702 1.4524e-05 deg
tp 2458874.419135352677
(2020-Jan-25.91913535)
5.1172e-05 TDB
period 1292.897444899357
3.54
7.2168e-06
1.976e-08
d
yr
n .2784443587697116 1.5542e-09 deg/d
Q 2.785709476092579 1.0366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      8218 days (22.50 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:39  

Additional Information
 Earth MOID = .862737 au 
 Jupiter MOID = 2.67963 au 
 T_jup = 3.547 
[ 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 16.0   n/a MPO439692  

101193 (1998 SY23)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SY23 = 2003 AJ45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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