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109945 (2001 SU43)
Classification: Main-belt Asteroid          SPK-ID: 2109945
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897468808504524 7.0302e-08  
a 2.626415146368556 1.4409e-08 au
q 2.128061064526738 1.8061e-07 au
i 11.26533609689905 7.5795e-06 deg
node 19.08090016289676 2.2592e-05 deg
peri 204.7926418228749 2.5476e-05 deg
M 268.572252352348 1.4018e-05 deg
tp 2459395.338059141857
(2021-Jun-29.83805914)
6.2292e-05 TDB
period 1554.688865779127
4.26
1.2794e-05
3.503e-08
d
yr
n .2315575855234464 1.9056e-09 deg/d
Q 3.124769228210374 1.7143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      656  
   data-arc span      8132 days (22.26 yr)  
   first obs. used      1997-09-28  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57947  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 15:54:52  

Additional Information
 Earth MOID = 1.12576 au 
 Jupiter MOID = 1.87496 au 
 T_jup = 3.349 
[ 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 15.2   n/a MPO459516  

109945 (2001 SU43)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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