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23814 Bethanylynne (1998 QE49)
Classification: Main-belt Asteroid          SPK-ID: 2023814
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 .07254495978375339 4.4599e-08  
a 2.780362349314849 1.1709e-08 au
q 2.578661074499541 1.2588e-07 au
i 1.569824600684309 4.7385e-06 deg
node 41.04673998806935 0.00011868 deg
peri 348.4276312941757 0.000121 deg
M 208.1527424800058 2.4887e-05 deg
tp 2459714.757775644462
(2022-May-15.25777564)
0.00011851 TDB
period 1693.364789272858
4.64
1.0697e-05
2.929e-08
d
yr
n .2125944759691067 1.3429e-09 deg/d
Q 2.982063624130157 1.2558e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1860  
   data-arc span      10295 days (28.19 yr)  
   first obs. used      1992-04-04  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48969  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:09:34  

Additional Information
 Earth MOID = 1.58353 au 
 Jupiter MOID = 2.34727 au 
 T_jup = 3.329 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO435923  
diameter diameter 4.982 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.160 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.163   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

23814 Bethanylynne           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Bethany Lynne Johnson (b. 1993) is a finalist in the 2007 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her biochem, medicine, health, and microbiology project. She attends the Life Christian Academy, Harvest, Alabama.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071026/MPCPages.arcLast Updated: 2007-10-28

Alternate Designations
 1998 QE49 = 1992 GT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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