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JPL Small-Body Database Browser
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437548 (2013 YL128)
Classification: Main-belt Asteroid          SPK-ID: 2437548
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237797141710947 9.0425e-08  
a 3.131671677990593 9.7932e-08 au
q 2.744034252811205 2.5435e-07 au
i 5.736580446303658 7.0455e-06 deg
node 299.3955883849664 9.3259e-05 deg
peri 263.1346393646854 9.89e-05 deg
M 272.0517499742423 3.164e-05 deg
tp 2459095.024104864348
(2020-Sep-02.52410486)
0.00018637 TDB
period 2024.243548894097
5.54
9.4952e-05
2.6e-07
d
yr
n .1778442125685313 8.3422e-09 deg/d
Q 3.519309103169981 1.1005e-07 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      5399 days (14.78 yr)  
   first obs. used      2003-01-11  
   last obs. used      2017-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68129  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:50:02  

Additional Information
 Earth MOID = 1.74894 au 
 Jupiter MOID = 1.52457 au 
 T_jup = 3.193 
[ 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 16.1   n/a MPO423575  
rotation period rot_per 6.44 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

437548 (2013 YL128)          Discovered 2009-Feb-19 by CSS at Catalina
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2013 YL128 = 2014 BH1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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