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91345 (1999 JK36)
Classification: Main-belt Asteroid          SPK-ID: 2091345
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693163244833622 4.3492e-08  
a 2.374186734154982 8.9046e-09 au
q 1.972198162690703 1.0521e-07 au
i 5.614093804754447 3.8221e-06 deg
node 73.44786593593766 4.3519e-05 deg
peri 97.7495019319344 4.4702e-05 deg
M 315.0926917688668 1.0676e-05 deg
tp 2459167.180679065815
(2020-Nov-13.68067907)
3.992e-05 TDB
period 1336.197755493463
3.66
7.5173e-06
2.058e-08
d
yr
n .2694211979626103 1.5157e-09 deg/d
Q 2.776175305619261 1.0412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1107  
   data-arc span      8132 days (22.26 yr)  
   first obs. used      1997-10-23  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52323  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:28:08  

Additional Information
 Earth MOID = .98713 au 
 Jupiter MOID = 2.2063 au 
 T_jup = 3.517 
[ show covariance matrix ]

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 15.4   n/a MPO453353  
diameter diameter 5.569 km 0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91345 (1999 JK36)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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