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100688 (1997 YU5)
Classification: Main-belt Asteroid          SPK-ID: 2100688
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .271798649286273 3.6051e-08  
a 2.785467894464754 1.007e-08 au
q 2.028381483118955 1.0234e-07 au
i 6.965965564298475 4.1031e-06 deg
node 280.8268521697797 3.3832e-05 deg
peri 174.3466220243357 3.517e-05 deg
M 346.2015705989551 7.5802e-06 deg
tp 2459265.583787382224
(2021-Feb-20.08378738)
3.5831e-05 TDB
period 1698.031187218044
4.65
9.2077e-06
2.521e-08
d
yr
n .212010240277037 1.1496e-09 deg/d
Q 3.542554305810553 1.2807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      8480 days (23.22 yr)  
   first obs. used      1997-11-24  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49476  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:19  

Additional Information
 Earth MOID = 1.04508 au 
 Jupiter MOID = 1.66158 au 
 T_jup = 3.266 
[ 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 15.83   n/a E2021B55  

100688 (1997 YU5)          Discovered 1997-Dec-25 by Kobayashi, T. at Oizumi
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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