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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .169316334895777 4.4765e-08  
a 2.374186734764192 8.9877e-09 au
q 1.972198138475747 1.0795e-07 au
i 5.614093777197798 3.8365e-06 deg
node 73.44786963265 4.6663e-05 deg
peri 97.74950860910135 4.7726e-05 deg
M 315.0926786555061 1.0677e-05 deg
tp 2459167.180727802311
(2020-Nov-13.68072780)
3.9923e-05 TDB
period 1336.19775600776
3.66
7.5875e-06
2.077e-08
d
yr
n .2694211978589113 1.5299e-09 deg/d
Q 2.776175331052637 1.051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1061  
   data-arc span      8077 days (22.11 yr)  
   first obs. used      1997-10-23  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53077  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:16:42  

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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