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180922 (2005 LY16)
Classification: Main-belt Asteroid          SPK-ID: 2180922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2893313323989427 4.6312e-08  
a 2.580053559198296 1.4752e-08 au
q 1.833563225254819 1.2373e-07 au
i 5.657885304042203 3.5521e-06 deg
node 86.45864081147245 4.7195e-05 deg
peri 262.2513556516359 4.7603e-05 deg
M 200.4939499794896 6.3748e-06 deg
tp 2459871.181255739032
(2022-Oct-18.68125574)
2.8601e-05 TDB
period 1513.705919211246
4.14
1.2982e-05
3.554e-08
d
yr
n .237826909065393 2.0397e-09 deg/d
Q 3.326543893141774 1.902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1422  
   data-arc span      9138 days (25.02 yr)  
   first obs. used      1996-04-12  
   last obs. used      2021-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40268  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:11  

Additional Information
 Earth MOID = .83594 au 
 Jupiter MOID = 2.13025 au 
 T_jup = 3.358 
[ 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 15.66   n/a E2021B55  
diameter diameter 2.674 km 0.461 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.142   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

180922 (2005 LY16)          Discovered 2005-Jun-06 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2005 LY16 = 2002 YS25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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