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JPL Small-Body Database Browser
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11939 (1993 FH36)
Classification: Main-belt Asteroid          SPK-ID: 2011939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1662556251546802 2.9684e-08  
a 2.571088908874161 9.1523e-09 au
q 2.143630915001023 7.8573e-08 au
i 8.970670993737931 3.939e-06 deg
node 178.7215562168875 2.0469e-05 deg
peri 213.0739143360989 2.4068e-05 deg
M 273.6450024285061 1.3706e-05 deg
tp 2458961.709400859891
(2020-Apr-22.20940086)
5.82e-05 TDB
period 1505.823495645445
4.12
8.0404e-06
2.201e-08
d
yr
n .2390718441046055 1.2765e-09 deg/d
Q 2.998546902747299 1.0674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2262  
   data-arc span      20815 days (56.99 yr)  
   first obs. used      1962-12-01  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46335  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:41:14  

Additional Information
 Earth MOID = 1.15373 au 
 Jupiter MOID = 2.45906 au 
 T_jup = 3.393 
[ 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 13.4   n/a MPO452339  
diameter diameter 13.015 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.044   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11939 (1993 FH36)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FH36 = 1962 XJ = 1978 SL2 = 1997 EU51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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