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27493 Derikesibill (2000 GU105)
Classification: Main-belt Asteroid          SPK-ID: 2027493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03163410169869105 4.4594e-08  
a 2.72840223493252 1.1728e-08 au
q 2.642091681157728 1.2554e-07 au
i 3.986508924776595 4.1893e-06 deg
node 252.2546438773283 5.5086e-05 deg
peri 167.3478346628886 8.694e-05 deg
M 354.3703118214326 6.486e-05 deg
tp 2459226.242034113156
(2021-Jan-11.74203411)
0.00029653 TDB
period 1646.118219480891
4.51
1.0613e-05
2.906e-08
d
yr
n .2186963218920736 1.4101e-09 deg/d
Q 2.814712788707311 1.2099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1370  
   data-arc span      10922 days (29.90 yr)  
   first obs. used      1991-04-08  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4989  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:40:07  

Additional Information
 Earth MOID = 1.65366 au 
 Jupiter MOID = 2.29873 au 
 T_jup = 3.351 
[ 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 14.51   n/a MPCxxxxx  
diameter diameter 6.911 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27493 Derikesibill           Discovered 2000 Apr. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Derik Esibill mentored a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students. He teaches at the Kailua Intermediate School, Kailua, Hawaii.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2005-Jun-27 02:56 < 00:01 Iris 0.0296767722299347 0.0296756027560758 0.02967794170476 2.81138225204078 2.81138218313805 2453548.621897277 0.919170018007703 79.7592451697209 57.5492838183951 -80.5763163105982 76561.6091658165 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 05:40:11 2021-Apr-13 05:40
2183-Oct-26 15:43 < 00:01 David 0.0499335134619642 0.049901456592838 0.0499655765535131 6.59488955636858 6.59488951049281 2518683.154997130 0.953288732329384 1823.89394479876 27.3424798132434 28.80965717572 131656.110060593 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 05:40:11 2021-Apr-13 05:40

Alternate Designations
 2000 GU105 = 1991 GU7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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