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440680 (2005 YW36)
Classification: Mars-crossing Asteroid          SPK-ID: 2440680
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5311229574352853 8.1919e-08  
a 2.913839637876178 1.5453e-08 au
q 1.366232511915222 2.3984e-07 au
i 22.81376739587836 1.0149e-05 deg
node 188.6520814204418 8.4798e-06 deg
peri 208.2204391338078 2.6407e-05 deg
M 6.155758739730091 6.6591e-06 deg
tp 2459169.434668902084
(2020-Nov-15.93466890)
3.3774e-05 TDB
period 1816.757229790335
4.97
1.4453e-05
3.957e-08
d
yr
n .1981552593251803 1.5764e-09 deg/d
Q 4.461446763837134 2.3661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      584  
   data-arc span      5527 days (15.13 yr)  
   first obs. used      2005-12-23  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40848  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:38:11  

Additional Information
 Earth MOID = .398292 au 
 Jupiter MOID = 1.17662 au 
 T_jup = 2.955 
[ 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 18.02   n/a MPCxxxxx  

440680 (2005 YW36)          Discovered 2005-Dec-23 by Tholen, D. J. at Mauna Kea
Reference: Last Updated: 2015-09-02

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