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180009 (2002 YY20)
Classification: Main-belt Asteroid          SPK-ID: 2180009
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .10629803114007 6.4514e-08  
a 2.520732490455573 1.349e-08 au
q 2.25278358968934 1.623e-07 au
i 2.842350596317391 3.9587e-06 deg
node 94.54257875373972 9.3844e-05 deg
peri 274.7859290972918 9.707e-05 deg
M 236.4154810186059 2.8611e-05 deg
tp 2459702.322507755861
(2022-May-02.82250776)
0.00011768 TDB
period 1461.802046737813
4.00
1.1734e-05
3.213e-08
d
yr
n .2462713749808897 1.9769e-09 deg/d
Q 2.788681391221806 1.4924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      8856 days (24.25 yr)  
   first obs. used      1996-02-16  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53005  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:24:46  

Additional Information
 Earth MOID = 1.25262 au 
 Jupiter MOID = 2.6723 au 
 T_jup = 3.447 
[ 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 15.61   n/a E2021B55  

180009 (2002 YY20)          Discovered 2002-Dec-31 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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