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437471 (2013 YL42)
Classification: Main-belt Asteroid          SPK-ID: 2437471
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2131874613153169 1.0393e-07  
a 2.617808398655927 3.5328e-08 au
q 2.059724471936555 2.6875e-07 au
i 14.26884340528823 7.9517e-06 deg
node 126.6209999082831 3.0422e-05 deg
peri 337.8921812681468 3.5439e-05 deg
M 198.9241115641709 2.5164e-05 deg
tp 2459692.702632477289
(2022-Apr-23.20263248)
0.00011887 TDB
period 1547.053069901891
4.24
3.1317e-05
8.574e-08
d
yr
n .232700485202379 4.7106e-09 deg/d
Q 3.175892325375299 4.286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      8179 days (22.39 yr)  
   first obs. used      1997-02-06  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55099  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:11:08  

Additional Information
 Earth MOID = 1.08273 au 
 Jupiter MOID = 1.97709 au 
 T_jup = 3.331 
[ 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 16.6   n/a MPO434610  

437471 (2013 YL42)          Discovered 2009-Dec-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

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