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11307 Erikolsson (1993 FA40)
Classification: Main-belt Asteroid          SPK-ID: 2011307
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047258742058628 4.8634e-08  
a 2.461670900730695 9.2489e-09 au
q 2.203870263644539 1.1612e-07 au
i 4.692389359478203 4.9389e-06 deg
node 19.35089709530306 3.5724e-05 deg
peri 29.61153710030773 4.2987e-05 deg
M 142.5123022067578 2.083e-05 deg
tp 2458442.038459606152
(2018-Nov-19.53845961)
8.2444e-05 TDB
period 1410.728417327131
3.86
7.9505e-06
2.177e-08
d
yr
n .2551873171181184 1.4382e-09 deg/d
Q 2.719471537816851 1.0218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2237  
   data-arc span      11904 days (32.59 yr)  
   first obs. used      1987-09-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45431  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:31:43  

Additional Information
 Earth MOID = 1.21501 au 
 Jupiter MOID = 2.60874 au 
 T_jup = 3.477 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456787.5 (2014-May-10.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1032364275178078 4.8383e-08  
q 2.208331514168399 1.1531e-07 au
tp 2457030.078918000546
(2015-Jan-07.57891800)
8.6881e-05 TDB
node 19.38566373368691 3.5745e-05 deg
peri 29.51932124895585 4.3236e-05 deg
i 4.691271914487895 4.9357e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2237  
   data-arc span      11904 days (32.59 yr)  
   first obs. used      1987-09-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45431  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:31:43  

Additional Information
 Jupiter MOID = 2.60874 au 
 T_jup = 3.477 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.340919461692105E-15 -5.567728151836484E-15 -2.743720403706169E-12 1.59677968236668E-14 -7.854766138828331E-13 -1.64976584872514E-15
q -5.567728151836484E-15 1.32965225965101E-14 6.482219809294306E-12 -3.872214655688922E-14 1.854375859775014E-12 4.008078866405075E-15
tp -2.743720403706169E-12 6.482219809294306E-12 7.548286722832097E-9 -2.368713634211558E-11 2.118158246683085E-9 2.382867972181174E-12
node 1.59677968236668E-14 -3.872214655688922E-14 -2.368713634211558E-11 1.277703924574229E-9 -1.279540517465299E-9 -2.027198704094875E-11
peri -7.854766138828331E-13 1.854375859775014E-12 2.118158246683085E-9 -1.279540517465299E-9 1.869370102297925E-9 2.084115699489302E-11
i -1.64976584872514E-15 4.008078866405075E-15 2.382867972181174E-12 -2.027198704094875E-11 2.084115699489302E-11 2.436120801286357E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO502256  
diameter diameter 5.253 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.336   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11307 Erikolsson           Discovered 1993 Mar. 19 at the European Southern Observatory in the course of the Uppsala-ESO Survey of Asteroids and Comets.
Erik Olsson (1919-2007) was an artist who also worked with restoration of churches. He initiated the foundation of a museum in Kovik that reflects the history of fishing on Gotland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100726/MPCPages.arcLast Updated: 2010-07-28

Alternate Designations
 1993 FA40 = 1987 SR15 = 1998 QA7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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