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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1077712908229833 3.434e-08  
a 2.994015458028148 1.5486e-08 au
q 2.671346547372489 1.0329e-07 au
i 11.53796712895815 3.9234e-06 deg
node 110.2893802146529 1.8811e-05 deg
peri 288.4389942319916 2.6267e-05 deg
M 111.1945264909434 1.8557e-05 deg
tp 2458416.032464239742
(2018-Oct-24.53246424)
9.7326e-05 TDB
period 1892.254227916787
5.18
1.4681e-05
4.019e-08
d
yr
n .1902492776545833 1.476e-09 deg/d
Q 3.316684368683807 1.7154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1910  
   data-arc span      10410 days (28.50 yr)  
   first obs. used      1991-08-06  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47815  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:09:41  

Additional Information
 Earth MOID = 1.7078 au 
 Jupiter MOID = 2.08791 au 
 T_jup = 3.216 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457002.5 (2014-Dec-11.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1055748802789058 3.4286e-08  
q 2.681617114565634 1.0313e-07 au
tp 2456527.429669973528
(2013-Aug-22.92966997)
0.0001005 TDB
node 110.3606624703625 1.8779e-05 deg
peri 289.3727835132674 2.6505e-05 deg
i 11.54233155835513 3.925e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1910  
   data-arc span      10410 days (28.50 yr)  
   first obs. used      1991-08-06  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47815  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:09:41  

Additional Information
 Jupiter MOID = 2.08791 au 
 T_jup = 3.216 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.175558927381665E-15 -3.503561363313615E-15 -7.862442278925748E-14 -2.352867707167409E-15 -4.104717855245337E-14 8.748614984763064E-17
q -3.503561363313615E-15 1.063679603122913E-14 1.736747565475528E-15 8.468295905164074E-15 8.584015573592428E-14 7.561823411238561E-17
tp -7.862442278925748E-14 1.736747565475528E-15 1.009934686547499E-8 -4.73949105761995E-12 1.89590926898068E-9 -3.020184700629901E-12
node -2.352867707167409E-15 8.468295905164074E-15 -4.73949105761995E-12 3.526542221956653E-10 -3.461404445264653E-10 5.491252496487318E-12
peri -4.104717855245337E-14 8.584015573592428E-14 1.89590926898068E-9 -3.461404445264653E-10 7.025009430439703E-10 -5.900642930872564E-12
i 8.748614984763064E-17 7.561823411238561E-17 -3.020184700629901E-12 5.491252496487318E-12 -5.900642930872564E-12 1.540556525993432E-11

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 12.7   n/a MPO502284  
diameter diameter 9.567 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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