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JPL Small-Body Database Browser
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47417 (1999 XL160)
Classification: Main-belt Asteroid          SPK-ID: 2047417
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06810891383200621 3.8697e-08  
a 2.399710292442716 9.4835e-09 au
q 2.236268630912956 9.427e-08 au
i 6.256912985263124 3.4386e-06 deg
node 126.3356466959448 3.8112e-05 deg
peri 106.8134821693374 4.8125e-05 deg
M 303.0519344415562 3.1666e-05 deg
tp 2458815.289537944616
(2019-Nov-27.78953794)
0.00011986 TDB
period 1357.80263827762
3.72
8.0489e-06
2.204e-08
d
yr
n .2651342616749235 1.5717e-09 deg/d
Q 2.563151953972475 1.0129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1676  
   data-arc span      8514 days (23.31 yr)  
   first obs. used      1996-01-15  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48693  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:35:40  

Additional Information
 Earth MOID = 1.23414 au 
 Jupiter MOID = 2.43693 au 
 T_jup = 3.515 
[ 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 14.4   n/a MPO324734  
rotation period rot_per 11.71 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.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

47417 (1999 XL160)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XL160 = 1998 RQ33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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