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JPL Small-Body Database Browser
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11004 Stenmark (1980 FJ1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2011004
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1618742233839962 5.2621e-08  
a 3.21513702909691 2.0435e-08 au
q 2.694689219438719 1.7205e-07 au
i 16.78040510896622 5.9779e-06 deg
node 351.7243977961829 1.2963e-05 deg
peri 347.3988739629185 1.7719e-05 deg
M 176.0129781599486 1.1457e-05 deg
tp 2457970.968003812428
(2017-Aug-05.46800381)
6.7326e-05 TDB
period 2105.705627517542
5.77
2.0075e-05
5.496e-08
d
yr
n .1709640679568355 1.6299e-09 deg/d
Q 3.735584838755101 2.3743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1977  
   data-arc span      15847 days (43.39 yr)  
   first obs. used      1976-09-16  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:54:24  

Additional Information
 Earth MOID = 1.68923 au 
 Jupiter MOID = 1.69267 au 
 T_jup = 3.104 
[ show covariance matrix ]

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 11.9   n/a MPO502253  
diameter diameter 23.041 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.073   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

11004 Stenmark           Discovered 1980 Mar. 16 by C.-I. Lagerkvist at European Southern Observatory.
Lars Stenmark (b. 1944) is a professor in micro- and nano-technology for space applications at Uppsala University. He has been instrumental in many Swedish space projects, such as Freja and Odin.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030318/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1980 FJ1 = 1976 SD10 = 1988 RN7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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