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11837 (1986 GD)
Classification: Main-belt Asteroid          SPK-ID: 2011837
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1881215257210382 3.6464e-08  
a 2.459523207696845 1.0626e-08 au
q 1.996833949318612 8.847e-08 au
i 7.352521643074539 4.7125e-06 deg
node 45.07917341178312 2.6896e-05 deg
peri 113.7713021920202 2.9377e-05 deg
M 228.9299257739856 1.2222e-05 deg
tp 2459113.450973949766
(2020-Sep-20.95097395)
4.9134e-05 TDB
period 1408.882627955853
3.86
9.1302e-06
2.5e-08
d
yr
n .2555216402393462 1.6559e-09 deg/d
Q 2.922212466075077 1.2625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1614  
   data-arc span      12293 days (33.66 yr)  
   first obs. used      1986-04-02  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47544  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:40:01  

Additional Information
 Earth MOID = 1.01892 au 
 Jupiter MOID = 2.08828 au 
 T_jup = 3.455 
[ 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 14.0   n/a MPO452337  
diameter diameter 4.754 km 0.426 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.236   0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11837 (1986 GD)          Discovered 1986-Apr-02 by Jensen, P. at Brorfelde
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1986 GD = 1988 UR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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