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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .187935252515859 3.1871e-08  
a 2.459949321741726 9.8175e-09 au
q 1.997638124783979 7.8812e-08 au
i 7.351369390383796 4.4398e-06 deg
node 45.07682246450504 2.4605e-05 deg
peri 113.7094341519823 2.7313e-05 deg
M 331.16953950106 1.18e-05 deg
tp 2459113.359142346420
(2020-Sep-20.85914235)
4.6415e-05 TDB
period 1409.248778603626
3.86
8.4363e-06
2.31e-08
d
yr
n .2554552506738456 1.5293e-09 deg/d
Q 2.922260518699473 1.1663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1812  
   data-arc span      12442 days (34.06 yr)  
   first obs. used      1986-04-02  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:37:32  

Additional Information
 Earth MOID = 1.01927 au 
 Jupiter MOID = 2.08685 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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