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305597 (2008 YY118)
Classification: Main-belt Asteroid          SPK-ID: 2305597
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2383727416965454 5.6595e-08  
a 2.254748841493775 1.7937e-08 au
q 1.717278178309794 1.2715e-07 au
i 3.412792938824384 7.2614e-06 deg
node 108.409272587596 0.00010619 deg
peri 278.0650966789879 0.00010792 deg
M 199.0261058005631 2.0332e-05 deg
tp 2459553.466262753830
(2021-Dec-04.96626275)
7.4678e-05 TDB
period 1236.64682140786
3.39
1.4757e-05
4.04e-08
d
yr
n .2911097928430028 3.4738e-09 deg/d
Q 2.792219504677755 2.2213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      6234 days (17.07 yr)  
   first obs. used      2001-12-14  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:07:13  

Additional Information
 Earth MOID = .72578 au 
 Jupiter MOID = 2.66225 au 
 T_jup = 3.584 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO471209  

305597 (2008 YY118)          Discovered 2008-Dec-29 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2008 YY118 = 2001 XD164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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