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26246 Mikelake (1998 QN46)
Classification: Main-belt Asteroid          SPK-ID: 2026246
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1804837700721111 4.8201e-08  
a 2.382270639279874 7.5869e-09 au
q 1.952309452970544 1.1777e-07 au
i 2.818029354368716 4.7272e-06 deg
node 166.5492197891263 5.5658e-05 deg
peri 191.051678118505 5.6356e-05 deg
M 12.13035616263398 7.7435e-06 deg
tp 2459155.246088213870
(2020-Nov-01.74608821)
2.8891e-05 TDB
period 1343.028021979305
3.68
6.4158e-06
1.757e-08
d
yr
n .2680509967837048 1.2805e-09 deg/d
Q 2.812231825589203 8.9562e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1429  
   data-arc span      16234 days (44.45 yr)  
   first obs. used      1976-09-25  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:14:44  

Additional Information
 Earth MOID = .946655 au 
 Jupiter MOID = 2.6341 au 
 T_jup = 3.514 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457712.5 (2016-Nov-20.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .181338816928192 4.8112e-08  
q 1.950305725687388 1.1766e-07 au
tp 2457813.220343023089
(2017-Feb-28.72034302)
2.9597e-05 TDB
node 166.6095473689152 5.5685e-05 deg
peri 191.3084173449743 5.6377e-05 deg
i 2.817434946681397 4.7268e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1429  
   data-arc span      16234 days (44.45 yr)  
   first obs. used      1976-09-25  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:14:44  

Additional Information
 Jupiter MOID = 2.6341 au 
 T_jup = 3.514 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.314794795725673E-15 -5.654562563796547E-15 -1.439792200138957E-13 -4.653512354300256E-15 1.312865266241435E-15 -1.521801832715604E-15
q -5.654562563796547E-15 1.384384496085968E-14 2.986120140088091E-13 1.120390093738302E-14 -1.85240300316771E-14 3.764069654611629E-15
tp -1.439792200138957E-13 2.986120140088091E-13 8.76001349169855E-10 -4.320218305581199E-14 2.635077980589481E-10 -1.697095449192268E-13
node -4.653512354300256E-15 1.120390093738302E-14 -4.320218305581199E-14 3.100858660885801E-9 -3.096658104448268E-9 1.408434731760359E-11
peri 1.312865266241435E-15 -1.85240300316771E-14 2.635077980589481E-10 -3.096658104448268E-9 3.178388422353397E-9 -1.414433413664117E-11
i -1.521801832715604E-15 3.764069654611629E-15 -1.697095449192268E-13 1.408434731760359E-11 -1.414433413664117E-11 2.234237503664868E-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 15.34   n/a E2021B10  
diameter diameter 4.974 km 1.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.059   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

26246 Mikelake           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Michael Lake mentored a finalist in the 2010 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the Half Hollow Hills High School West, Dix Hills, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100228/MPCPages.arcLast Updated: 2010-10-29

[ 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
2154-Apr-28 16:23 00:01 Eunom 0.0319126522430561 0.0318992990843626 0.0319260054614257 4.47384830431875 4.47384820599697 2507910.182861569 1.12517381528734 668.889429374933 22.0150549583642 -5.91447011781477 23421.3783247782 T 29 CATAB v2.0f-lin.ifort 2021-Apr-13 05:14:49 2021-Apr-13 05:14

Alternate Designations
 1998 QN46 = 1976 SW7 = 1980 WC1 = 1987 SW11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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