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392389 (2010 JL86)
Classification: Main-belt Asteroid          SPK-ID: 2392389
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1814085760265825 6.8624e-08  
a 2.746088976544941 3.7145e-08 au
q 2.247924885667628 1.9448e-07 au
i 6.438883830330763 6.7846e-06 deg
node 283.9498458050167 6.9937e-05 deg
peri 263.0207857128571 7.3133e-05 deg
M 67.05282874300477 2.1257e-05 deg
tp 2458690.911416332405
(2019-Jul-26.41141633)
9.5443e-05 TDB
period 1662.150459714367
4.55
3.3724e-05
9.233e-08
d
yr
n .2165868907330233 4.3945e-09 deg/d
Q 3.244253067422254 4.3883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      6639 days (18.18 yr)  
   first obs. used      2000-12-23  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50715  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:30:14  

Additional Information
 Earth MOID = 1.26047 au 
 Jupiter MOID = 1.79417 au 
 T_jup = 3.315 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457339.5 (2015-Nov-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813153582088929 6.846e-08  
q 2.246574082305642 1.9398e-07 au
tp 2457028.067583131723
(2015-Jan-05.56758313)
8.7348e-05 TDB
node 283.9847883109247 6.9961e-05 deg
peri 262.5508826114905 7.3183e-05 deg
i 6.438949858956542 6.7851e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      6639 days (18.18 yr)  
   first obs. used      2000-12-23  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50715  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:30:14  

Additional Information
 Jupiter MOID = 1.79417 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.686705561012333E-15 -1.311448039272743E-14 1.848443571157573E-12 -4.316738129565842E-14 4.156636162849741E-13 -7.549117929656708E-15
q -1.311448039272743E-14 3.762916709786443E-14 -4.90815532578089E-12 1.176330796098424E-13 -1.046597854385443E-12 2.23875228011393E-14
tp 1.848443571157573E-12 -4.90815532578089E-12 7.62964181948789E-9 -4.727078156683988E-11 1.942799036762865E-9 -7.52952858951354E-12
node -4.316738129565842E-14 1.176330796098424E-13 -4.727078156683988E-11 4.894605718168468E-9 -4.875130916852275E-9 -1.483003157139784E-10
peri 4.156636162849741E-13 -1.046597854385443E-12 1.942799036762865E-9 -4.875130916852275E-9 5.355799320896808E-9 1.457074643244011E-10
i -7.549117929656708E-15 2.23875228011393E-14 -7.52952858951354E-12 -1.483003157139784E-10 1.457074643244011E-10 4.603765958119823E-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 16.7   n/a MPO427953  
diameter diameter 2.351 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.116   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392389 (2010 JL86)          Discovered 2010-Jan-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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