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11713 Stubbs (1998 HG51)
Classification: Main-belt Asteroid          SPK-ID: 2011713
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123240050090164 4.6584e-08  
a 2.534034375172749 1.2361e-08 au
q 2.221739851846262 1.2091e-07 au
i 11.24394281884542 4.3198e-06 deg
node 213.8045485908471 2.3012e-05 deg
peri 215.1583841533167 2.7397e-05 deg
M 318.1529117246058 1.5789e-05 deg
tp 2459171.769458321474
(2020-Nov-18.26945832)
6.4717e-05 TDB
period 1473.388174344849
4.03
1.0781e-05
2.952e-08
d
yr
n .2443347966737117 1.7878e-09 deg/d
Q 2.846328898499236 1.3884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1484  
   data-arc span      11237 days (30.77 yr)  
   first obs. used      1989-02-05  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:07:49  

Additional Information
 Earth MOID = 1.244 au 
 Jupiter MOID = 2.50612 au 
 T_jup = 3.412 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456640.5 (2013-Dec-14.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123546311022149 4.631e-08  
q 2.22086255732503 1.2009e-07 au
tp 2456219.085230493323
(2012-Oct-18.58523049)
6.6286e-05 TDB
node 213.8759817026717 2.2969e-05 deg
peri 214.0314835365539 2.7405e-05 deg
i 11.25372624107883 4.3225e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1484  
   data-arc span      11237 days (30.77 yr)  
   first obs. used      1989-02-05  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:07:49  

Additional Information
 Jupiter MOID = 2.50612 au 
 T_jup = 3.412 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.144651483967924E-15 -5.540066342521609E-15 7.091900611238734E-13 2.132818041002473E-14 1.239977817312049E-13 -2.339560133112001E-15
q -5.540066342521609E-15 1.442232132149135E-14 -1.957752996687971E-12 -5.599501341550539E-14 -3.411092674232195E-13 6.384905269498563E-15
tp 7.091900611238734E-13 -1.957752996687971E-12 4.3938808592133E-9 1.779604194891353E-11 1.013380120160983E-9 4.563544254949841E-12
node 2.132818041002473E-14 -5.599501341550539E-14 1.779604194891353E-11 5.275797094469663E-10 -5.131628822268791E-10 2.953478580900461E-11
peri 1.239977817312049E-13 -3.411092674232195E-13 1.013380120160983E-9 -5.131628822268791E-10 7.510332541193528E-10 -2.782813870866223E-11
i -2.339560133112001E-15 6.384905269498563E-15 4.563544254949841E-12 2.953478580900461E-11 -2.782813870866223E-11 1.868392543980776E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7   n/a MPO449027  
diameter diameter 11.195 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11713 Stubbs           Discovered 1998 Apr. 25 by LONEOS at the Anderson Mesa Station of the Lowell Observatory.
Christopher Stubbs (b. 1958), of the University of Washington, has pursued a variety of projects in experimental physics and observational astrophysics, including searching for dark matter, measuring the rate of expansion of the universe with supernovae and testing the equivalence principle.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1998 HG51 = 1989 CU3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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