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118385 (1999 JP11)
Classification: Main-belt Asteroid          SPK-ID: 2118385
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09634510163624579 5.0096e-08  
a 2.615492230222177 1.622e-08 au
q 2.36350236547261 1.2963e-07 au
i 29.18860884333402 6.1728e-06 deg
node 71.22839349957847 9.411e-06 deg
peri 121.8235707627065 3.1397e-05 deg
M 18.45625402095001 2.7554e-05 deg
tp 2458921.291892603316
(2020-Mar-12.79189260)
0.00011842 TDB
period 1545.00033595324
4.23
1.4372e-05
3.935e-08
d
yr
n .2330096580709712 2.1675e-09 deg/d
Q 2.867482094971743 1.7782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      669  
   data-arc span      7658 days (20.97 yr)  
   first obs. used      1999-05-12  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:20:02  

Additional Information
 Earth MOID = 1.42196 au 
 Jupiter MOID = 2.27255 au 
 T_jup = 3.222 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO351683  
diameter diameter 6.523 km 1.822 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.046   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

118385 (1999 JP11)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1999 JP11 = 2001 XF83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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