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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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .188121525433495 3.5561e-08  
a 2.459523207598259 1.0446e-08 au
q 1.996833949945792 8.6566e-08 au
i 7.352521705906343 4.6904e-06 deg
node 45.07917274314586 2.6496e-05 deg
peri 113.7713028289229 2.9009e-05 deg
M 228.9299258366464 1.2115e-05 deg
tp 2459113.450973673698
(2020-Sep-20.95097367)
4.8643e-05 TDB
period 1408.882627871144
3.86
8.9756e-06
2.457e-08
d
yr
n .2555216402547094 1.6279e-09 deg/d
Q 2.922212465250726 1.2411e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1646  
   data-arc span      12298 days (33.67 yr)  
   first obs. used      1986-04-02  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47113  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:20:03  

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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