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17136 (1999 JE82)
Classification: Main-belt Asteroid          SPK-ID: 2017136
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1441300579584509 1.4839e-08  
a 2.644862038115714 9.3969e-09 au
q 2.263657919269989 3.8507e-08 au
i 9.336134333891176 3.0843e-07 deg
node 120.1285583524905 3.1632e-06 deg
peri 322.5742158501018 8.1025e-06 deg
M 129.6671570409664 7.1858e-06 deg
tp 2458634.612045130762
(2019-May-31.11204513)
3.0283e-05 TDB
period 1571.096863707465
4.30
8.3729e-06
2.292e-08
d
yr
n .2291392773520496 1.2212e-09 deg/d
Q 3.026066156961438 1.0751e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2324  
   data-arc span      13235 days (36.24 yr)  
   first obs. used      1984-12-23  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:28:53  

Additional Information
 Earth MOID = 1.28734 au 
 Jupiter MOID = 2.1912 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457015.5 (2014-Dec-24.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1428642380690247 1.4568e-08  
q 2.267684786360495 3.7649e-08 au
tp 2457065.058400096611
(2015-Feb-11.55840010)
2.934e-05 TDB
node 120.184695407737 3.1585e-06 deg
peri 323.1512308493401 8.2033e-06 deg
i 9.339479553067374 3.0859e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2324  
   data-arc span      13235 days (36.24 yr)  
   first obs. used      1984-12-23  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:28:53  

Additional Information
 Jupiter MOID = 2.1912 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.122297807815576E-16 -5.363341540191585E-16 -3.713506073292102E-13 -1.950911054708891E-15 -1.006320352941561E-13 -1.129296763765381E-15
q -5.363341540191585E-16 1.417481748287421E-15 9.869639313393195E-13 4.754848355283746E-15 2.681917353705021E-13 3.020220185062236E-15
tp -3.713506073292102E-13 9.869639313393195E-13 8.608313460705292E-10 1.565410583709357E-11 2.231625938646195E-10 1.556876319901637E-12
node -1.950911054708891E-15 4.754848355283746E-15 1.565410583709357E-11 9.976200670914846E-12 -5.397583060566303E-12 -2.051257650544202E-13
peri -1.006320352941561E-13 2.681917353705021E-13 2.231625938646195E-10 -5.397583060566303E-12 6.729358765688464E-11 6.308593774565734E-13
i -1.129296763765381E-15 3.020220185062236E-15 1.556876319901637E-12 -2.051257650544202E-13 6.308593774565734E-13 9.522771060069034E-14

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.28   n/a E2021B10  
diameter diameter 9.858 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 140.58 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 0.105   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17136 (1999 JE82)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JE82 = 1984 YW2 = 1994 EY2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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