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JPL Small-Body Database Browser
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154205 (2002 HX13)
Classification: Inner Main-belt Asteroid          SPK-ID: 2154205
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09755057564256943 3.7908e-08  
a 1.901954367587331 7.3988e-09 au
q 1.716417624183288 7.3172e-08 au
i 22.67634150935113 7.1063e-06 deg
node 178.0278054226152 9.9911e-06 deg
peri 99.61583596282445 3.4426e-05 deg
M 277.8121447034856 3.4326e-05 deg
tp 2459219.227663213177
(2021-Jan-04.72766321)
9.1689e-05 TDB
period 958.0729229721487
2.62
5.5905e-06
1.531e-08
d
yr
n .375754278581637 2.1926e-09 deg/d
Q 2.087491110991374 8.1206e-09 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 00:50:56  

Additional Information
 Earth MOID = .805414 au 
 Jupiter MOID = 3.05457 au 
 T_jup = 3.846 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457354.5 (2015-Nov-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09753143742843388 3.7886e-08  
q 1.716504880814279 7.3131e-08 au
tp 2457302.917067168420
(2015-Oct-07.41706717)
8.9403e-05 TDB
node 178.0468578197356 9.9886e-06 deg
peri 99.59788046651087 3.4458e-05 deg
i 22.67915479663396 7.1073e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      2000-09-26  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 00:50:56  

Additional Information
 Jupiter MOID = 3.05457 au 
 T_jup = 3.846 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.435319342936182E-15 -2.75924005382039E-15 8.532993080326786E-13 7.347346355336667E-15 3.493610310182936E-13 8.982281631225435E-15
q -2.75924005382039E-15 5.348136906862111E-15 -1.534003790650749E-12 -1.449083092469406E-14 -6.344445545077771E-13 -1.702886631099539E-14
tp 8.532993080326786E-13 -1.534003790650749E-12 7.992973864538025E-9 2.33779974096779E-11 2.953671062646078E-9 2.921504082255237E-11
node 7.347346355336667E-15 -1.449083092469406E-14 2.33779974096779E-11 9.977114379083389E-11 -8.248814233705446E-11 -1.428036125841513E-11
peri 3.493610310182936E-13 -6.344445545077771E-13 2.953671062646078E-9 -8.248814233705446E-11 1.187368901232709E-9 2.418347690658885E-11
i 8.982281631225435E-15 -1.702886631099539E-14 2.921504082255237E-11 -1.428036125841513E-11 2.418347690658885E-11 5.051424953583502E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO454001  

154205 (2002 HX13)          Discovered 2002-Apr-21 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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