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186684 (2003 YY155)
Classification: Main-belt Asteroid          SPK-ID: 2186684
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2477280807336537 5.0267e-08  
a 2.2321306944877 1.0502e-08 au
q 1.679169241595585 1.0899e-07 au
i 6.005613783816536 4.3505e-06 deg
node 188.2991225907996 4.3269e-05 deg
peri 242.478656815765 4.4932e-05 deg
M 41.94308359759974 1.1811e-05 deg
tp 2459058.582578613415
(2020-Jul-28.08257861)
3.9289e-05 TDB
period 1218.085732306396
3.33
8.5964e-06
2.354e-08
d
yr
n .2955456996597067 2.0857e-09 deg/d
Q 2.785092147379816 1.3103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      6374 days (17.45 yr)  
   first obs. used      2003-10-27  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:14:28  

Additional Information
 Earth MOID = .702843 au 
 Jupiter MOID = 2.54019 au 
 T_jup = 3.593 
[ 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 17.28   n/a MPCxxxxx  

186684 (2003 YY155)          Discovered 2003-Dec-20 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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