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201533 (2003 QY50)
Classification: Main-belt Asteroid          SPK-ID: 2201533
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 .1384103892766749 3.6857e-08  
a 2.611497954310754 1.6855e-08 au
q 2.250039505859363 9.4043e-08 au
i 3.837017414627435 3.8728e-06 deg
node 113.2529325571331 8.1184e-05 deg
peri 213.7154249045922 8.3733e-05 deg
M 7.614603534614906 1.9765e-05 deg
tp 2458967.895484039507
(2020-Apr-28.39548404)
8.4677e-05 TDB
period 1541.462492750925
4.22
1.4923e-05
4.086e-08
d
yr
n .2335444434703934 2.261e-09 deg/d
Q 2.972956402762146 1.9188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      6296 days (17.24 yr)  
   first obs. used      2003-08-22  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:44:01  

Additional Information
 Earth MOID = 1.23949 au 
 Jupiter MOID = 2.34322 au 
 T_jup = 3.393 
[ 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 16.3   n/a MPO436980  
diameter diameter 3.305 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201533 (2003 QY50)          Discovered 2003-Aug-22 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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