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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876957840572389 1.3907e-08  
a 2.459363990731437 8.6302e-09 au
q 1.99775173820896 3.5106e-08 au
i 7.351700820596072 1.0637e-06 deg
node 45.07144252564374 6.5888e-06 deg
peri 113.6920267561683 8.1386e-06 deg
M 72.37482464617443 6.8002e-06 deg
tp 2459113.284077749316
(2020-Sep-20.78407775)
2.6143e-05 TDB
period 1408.745824376039
3.86
7.4152e-06
2.03e-08
d
yr
n .2555464539953125 1.3451e-09 deg/d
Q 2.920976243253914 1.025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2099  
   data-arc span      12869 days (35.23 yr)  
   first obs. used      1986-04-02  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 02:48:29  

Additional Information
 Earth MOID = 1.02016 au 
 Jupiter MOID = 2.08658 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 14.03   n/a MPO614063  
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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