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15054 (1998 YS5)
Classification: Main-belt Asteroid          SPK-ID: 2015054
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079695199642755 3.3252e-08  
a 2.993342248007816 1.476e-08 au
q 2.670152522401627 9.9302e-08 au
i 11.53788155026318 3.6648e-06 deg
node 110.2879547088197 1.8193e-05 deg
peri 288.3607695495144 2.5205e-05 deg
M 149.3263202611859 1.8068e-05 deg
tp 2458415.866489293581
(2018-Oct-24.36648929)
9.4291e-05 TDB
period 1891.616048398216
5.18
1.3991e-05
3.831e-08
d
yr
n .1903134625575 1.4076e-09 deg/d
Q 3.316531973614004 1.6354e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2277  
   data-arc span      10814 days (29.61 yr)  
   first obs. used      1991-08-06  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46625  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:46:19  

Additional Information
 Earth MOID = 1.70568 au 
 Jupiter MOID = 2.08914 au 
 T_jup = 3.216 
[ 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 12.73   n/a E2021B10  
diameter diameter 9.567 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.65293 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.232   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15054 (1998 YS5)          Discovered 1998-Dec-21 by Kobayashi, T. at Oizumi
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

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