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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 | 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1441300579174945 1.4843e-08  
a 2.644862038059977 9.3985e-09 au
q 2.26365791933061 3.8517e-08 au
i 9.336134334077261 3.0843e-07 deg
node 120.1285583543877 3.1632e-06 deg
peri 322.5742158681641 8.1046e-06 deg
M 129.6671570325627 7.1868e-06 deg
tp 2458634.612045185325
(2019-May-31.11204519)		 3.0288e-05 TDB
period 1571.096863657802
4.30		 8.3743e-06
2.293e-08		 d
yr
n .2291392773592927 1.2214e-09 deg/d
Q 3.026066156789344 1.0753e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2320  
   data-arc span      13211 days (36.17 yr)  
   first obs. used      1984-12-23  
   last obs. used      2021-02-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44903  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:54:44  

Additional Information
 Earth MOID = 1.28734 au 
 Jupiter MOID = 2.1912 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457013.5 (2014-Dec-22.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1428626014813907 1.4573e-08  
q 2.267685135512417 3.7659e-08 au
tp 2457065.057846168606
(2015-Feb-11.55784617)		 2.9349e-05 TDB
node 120.1846945039179 3.1586e-06 deg
peri 323.1510482259068 8.2055e-06 deg
i 9.339479666500198 3.0859e-07 deg
   Orbit Determination Parameters
   # obs. used (total)      2320  
   data-arc span      13211 days (36.17 yr)  
   first obs. used      1984-12-23  
   last obs. used      2021-02-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44903  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:54:44  

Additional Information
 Jupiter MOID = 2.1912 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.123659002327181E-16 -5.366397145297378E-16 -3.716235611726762E-13 -1.957180794629442E-15 -1.00702084972516E-13 -1.129717984155383E-15
q -5.366397145297378E-16 1.418168246384373E-15 9.875780025167509E-13 4.768956699972223E-15 2.683492944507856E-13 3.021168452831873E-15
tp -3.716235611726762E-13 9.875780025167509E-13 8.613818493810879E-10 1.566675876235097E-11 2.233038269192762E-10 1.55772012431253E-12
node -1.957180794629442E-15 4.768956699972223E-15 1.566675876235097E-11 9.976534075456446E-12 -5.394380432208394E-12 -2.051036807976384E-13
peri -1.00702084972516E-13 2.683492944507856E-13 2.233038269192762E-10 -5.394380432208394E-12 6.732986564319076E-11 6.310733051196511E-13
i -1.129717984155383E-15 3.021168452831873E-15 1.55772012431253E-12 -2.051036807976384E-13 6.310733051196511E-13 9.522945574708034E-14

[ 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 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2064-Dec-21 19:33 < 00:01 Inter 0.0124190178821722 0.0124096752324065 0.0124283605503092 7.82954429505496 7.82954414450003 2475276.314271423 0.37745637615513 466.386636335072 25.860155249092 2.93686369824967 5414.54751844696 T 33 CATAB v2.0f-lin.ifort 2021-Apr-13 01:55:48 2021-Apr-13 01:55

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