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JPL Small-Body Database Browser
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15638 (2000 JA65)
Classification: Outer Main-belt Asteroid          SPK-ID: 2015638
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .184988682060297 3.8454e-08  
a 3.992729436383062 3.375e-08 au
q 3.254119680123207 1.529e-07 au
i 9.411283841132269 4.1756e-06 deg
node 118.634740846977 2.9847e-05 deg
peri 224.4444582998922 3.2353e-05 deg
M 100.1771245236228 1.1865e-05 deg
tp 2458189.596247541628
(2018-Mar-12.09624754)
9.5398e-05 TDB
period 2914.09193738811
7.98
3.6949e-05
1.012e-07
d
yr
n .1235376260375184 1.5664e-09 deg/d
Q 4.731339192642917 3.9994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2022  
   data-arc span      25600 days (70.09 yr)  
   first obs. used      1950-03-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49648  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:13:34  

Additional Information
 Earth MOID = 2.2549 au 
 Jupiter MOID = .740937 au 
 T_jup = 3.002 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456836.5 (2014-Jun-28.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829444868867222 3.8455e-08  
q 3.258379534864277 1.5238e-07 au
tp 2458191.149820133113
(2018-Mar-13.64982013)
9.6294e-05 TDB
node 118.6662806246203 2.9851e-05 deg
peri 224.465069603643 3.2435e-05 deg
i 9.411618811450486 4.1758e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2022  
   data-arc span      25600 days (70.09 yr)  
   first obs. used      1950-03-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49648  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:13:34  

Additional Information
 Jupiter MOID = .740937 au 
 T_jup = 3.002 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.478789818585856E-15 -5.764482893448365E-15 6.519630745649823E-13 2.737309024357029E-15 8.497377990603241E-14 -4.01364243928271E-17
q -5.764482893448365E-15 2.321886846393566E-14 -2.654538512112615E-12 -8.69101306696474E-15 -4.007278483112453E-13 2.369993890536785E-15
tp 6.519630745649823E-13 -2.654538512112615E-12 9.272536812044957E-9 -4.314561458809428E-12 1.257477462045643E-9 1.110322370431074E-13
node 2.737309024357029E-15 -8.69101306696474E-15 -4.314561458809428E-12 8.910674251095699E-10 -8.794678466283008E-10 -1.870069229338597E-12
peri 8.497377990603241E-14 -4.007278483112453E-13 1.257477462045643E-9 -8.794678466283008E-10 1.05205224821577E-9 1.822397822967708E-12
i -4.01364243928271E-17 2.369993890536785E-15 1.110322370431074E-13 -1.870069229338597E-12 1.822397822967708E-12 1.743721111242229E-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 11.4   n/a MPO337391  
diameter diameter 32.265 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 5.898 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 43-45.]
geometric albedo albedo 0.056   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

15638 (2000 JA65)          Discovered 2000-May-05 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 JA65 = 1979 YQ5 = 1993 OV3 = 1998 FL83 = 1999 GX42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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