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74266 (1998 SH102)
Classification: Main-belt Asteroid          SPK-ID: 2074266
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09065571611240505 4.7212e-08  
a 2.733115291438931 1.8594e-08 au
q 2.48534276747577 1.354e-07 au
i 14.64454261585937 5.891e-06 deg
node 14.96999435656021 1.6518e-05 deg
peri 303.0893016600826 3.3478e-05 deg
M 332.1635785227189 2.9523e-05 deg
tp 2459128.113393533356
(2020-Oct-05.61339353)
0.00013546 TDB
period 1650.385330941449
4.52
1.6842e-05
4.611e-08
d
yr
n .2181308772264964 2.226e-09 deg/d
Q 2.980887815402093 2.028e-08 au
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      7944 days (21.75 yr)  
   first obs. used      1998-09-17  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55582  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:49:17  

Additional Information
 Earth MOID = 1.50644 au 
 Jupiter MOID = 2.34683 au 
 T_jup = 3.300 
[ 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 15.0   n/a MPO474629  

74266 (1998 SH102)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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