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JPL Small-Body Database Browser
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146803 (2001 YL50)
Classification: Main-belt Asteroid          SPK-ID: 2146803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09236328231881984 5.6967e-08  
a 2.926213092671485 2.811e-08 au
q 2.655938446668042 1.7258e-07 au
i 1.256394155929061 6.1571e-06 deg
node 323.1688001635725 0.00022651 deg
peri 57.69358666688719 0.00022919 deg
M 227.450049291871 3.8739e-05 deg
tp 2459273.684984441437
(2021-Feb-28.18498444)
0.00020304 TDB
period 1828.341641050905
5.01
2.6345e-05
7.213e-08
d
yr
n .1968997434161578 2.8372e-09 deg/d
Q 3.196487738674929 3.0706e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      6930 days (18.97 yr)  
   first obs. used      2000-08-29  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56634  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:33:46  

Additional Information
 Earth MOID = 1.65793 au 
 Jupiter MOID = 2.24892 au 
 T_jup = 3.271 
[ 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 15.5   n/a MPO396204  

146803 (2001 YL50)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 YL50 = 2005 RR4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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