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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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1047258731066265 4.8569e-08  
a 2.461670900092817 9.1565e-09 au
q 2.203870265779422 1.1601e-07 au
i 4.692389302130526 4.9375e-06 deg
node 19.35090068687591 3.5307e-05 deg
peri 29.61153573854081 4.2399e-05 deg
M 142.512300533415 2.0565e-05 deg
tp 2458442.038466380530
(2018-Nov-19.53846638)
8.1344e-05 TDB
period 1410.728416778801
3.86
7.8711e-06
2.155e-08
d
yr
n .2551873172173061 1.4238e-09 deg/d
Q 2.719471534406213 1.0115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2330  
   data-arc span      11981 days (32.80 yr)  
   first obs. used      1987-09-25  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:00:24  

Additional Information
 Earth MOID = 1.21501 au 
 Jupiter MOID = 2.60874 au 
 T_jup = 3.477 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456841.5 (2014-Jul-03.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1032187924382331 4.8314e-08  
q 2.208301929814107 1.1518e-07 au
tp 2457030.125810961935
(2015-Jan-07.62581096)
8.5621e-05 TDB
node 19.38493889344771 3.5328e-05 deg
peri 29.53439113651338 4.2646e-05 deg
i 4.69135493965659 4.9344e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2330  
   data-arc span      11981 days (32.80 yr)  
   first obs. used      1987-09-25  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:00:24  

Additional Information
 Jupiter MOID = 2.60874 au 
 T_jup = 3.477 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.334249391278402E-15 -5.553863150532168E-15 -2.709516323350724E-12 1.439388506882734E-14 -7.736439450073371E-13 -1.627030170568648E-15
q -5.553863150532168E-15 1.326732306015649E-14 6.415202482965762E-12 -3.5011816926766E-14 1.830577670295401E-12 3.959237830320012E-15
tp -2.709516323350724E-12 6.415202482965762E-12 7.330932346764398E-9 -2.083710394402789E-11 2.049966491656566E-9 2.337085922955572E-12
node 1.439388506882734E-14 -3.5011816926766E-14 -2.083710394402789E-11 1.248054861859206E-9 -1.249193229027555E-9 -2.002108691712008E-11
peri -7.736439450073371E-13 1.830577670295401E-12 2.049966491656566E-9 -1.249193229027555E-9 1.818680440013349E-9 2.057798452790927E-11
i -1.627030170568648E-15 3.959237830320012E-15 2.337085922955572E-12 -2.002108691712008E-11 2.057798452790927E-11 2.434845744545193E-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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