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160417 (2004 YL22)
Classification: Main-belt Asteroid          SPK-ID: 2160417
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1709018506101063 6.8325e-08  
a 2.692075242911355 2.7842e-08 au
q 2.231994601916153 1.926e-07 au
i 12.86399409736903 4.9664e-06 deg
node 121.1463558106689 3.244e-05 deg
peri 235.3600555029439 3.538e-05 deg
M 284.0100533365911 1.8459e-05 deg
tp 2459341.051546653882
(2021-May-06.55154665)
8.5789e-05 TDB
period 1613.352320648909
4.42
2.5028e-05
6.852e-08
d
yr
n .2231378697587913 3.4616e-09 deg/d
Q 3.152155883906558 3.26e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      5731 days (15.69 yr)  
   first obs. used      2003-08-25  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64037  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:33:09  

Additional Information
 Earth MOID = 1.253 au 
 Jupiter MOID = 2.32822 au 
 T_jup = 3.315 
[ 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 15.8   n/a MPO433025  

160417 (2004 YL22)          Discovered 2004-Dec-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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