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JPL Small-Body Database Browser
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390402 (2013 YJ9)
Classification: Main-belt Asteroid          SPK-ID: 2390402
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03601374618244154 9.1362e-08  
a 3.08676164170863 6.3762e-08 au
q 2.975595791418439 2.655e-07 au
i 10.45589258343031 9.1064e-06 deg
node 110.3247772346889 5.1282e-05 deg
peri 194.1500678620914 0.0001436 deg
M 157.0588539920424 0.00013864 deg
tp 2457736.302526190751
(2016-Dec-13.80252619)
0.00075459 TDB
period 1980.856746777818
5.42
6.1377e-05
1.68e-07
d
yr
n .1817395430465115 5.6312e-09 deg/d
Q 3.197927491998821 6.6058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      7231 days (19.80 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65763  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:45:59  

Additional Information
 Earth MOID = 1.9602 au 
 Jupiter MOID = 1.9586 au 
 T_jup = 3.200 
[ 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 MPO418994  

390402 (2013 YJ9)          Discovered 2008-Dec-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2013 YJ9 = 2009 BL23 = 2010 JU119 = 2011 OP41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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