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JPL Small-Body Database Browser
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437469 (2013 YJ40)
Classification: Main-belt Asteroid          SPK-ID: 2437469
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04001905838581066 5.639e-08  
a 2.98414493787728 6.1182e-08 au
q 2.864722267376648 1.8208e-07 au
i 7.815744901399444 6.8105e-06 deg
node 274.4693890195105 4.646e-05 deg
peri 204.3942110857552 0.00010366 deg
M 15.53914220393174 8.9949e-05 deg
tp 2458519.225775129045
(2019-Feb-04.72577513)
0.00047139 TDB
period 1882.904511044429
5.16
5.7906e-05
1.585e-07
d
yr
n .1911939760558072 5.8799e-09 deg/d
Q 3.103567608377912 6.363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      4127 days (11.30 yr)  
   first obs. used      2007-11-17  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49118  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:29:51  

Additional Information
 Earth MOID = 1.88338 au 
 Jupiter MOID = 1.99872 au 
 T_jup = 3.243 
[ 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 16.3   n/a MPO428069  

437469 (2013 YJ40)          Discovered 2007-Nov-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 YJ40 = 2007 WS21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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