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146116 (2000 QY228)
Classification: Main-belt Asteroid          SPK-ID: 2146116
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2794937277599523 3.5146e-08  
a 2.74329274903183 1.5341e-08 au
q 1.976559632268077 9.6023e-08 au
i 3.686062762897977 5.6937e-06 deg
node 9.333434203888764 6.6322e-05 deg
peri 273.4801655439427 6.709e-05 deg
M 169.0470437751525 1.0421e-05 deg
tp 2458221.187324862344
(2018-Apr-12.68732486)		 4.5745e-05 TDB
period 1659.612358691797
4.54		 1.3922e-05
3.812e-08		 d
yr
n .216918124352709 1.8196e-09 deg/d
Q 3.510025865795584 1.9629e-08 au
   Orbit Determination Parameters
   # obs. used (total)      499  
   data-arc span      10329 days (28.28 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53956  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:34:38  

Additional Information
 Earth MOID = .964402 au 
 Jupiter MOID = 1.685 au 
 T_jup = 3.288 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO264274  

146116 (2000 QY228)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Alternate Designations
 2000 QY228 = 2004 LU22 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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