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18923 Jennifersass (2000 PC23)
Classification: Main-belt Asteroid          SPK-ID: 2018923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684510341277363 3.1041e-08  
a 2.303275086593136 8.197e-09 au
q 1.915286016375871 7.3682e-08 au
i 6.758863892542159 3.481e-06 deg
node 19.15155946382902 2.9166e-05 deg
peri 216.013016894424 3.1038e-05 deg
M 2.429666646419387 1.1351e-05 deg
tp 2459191.882896027611
(2020-Dec-08.38289603)
4.0244e-05 TDB
period 1276.783148269148
3.50
6.8158e-06
1.866e-08
d
yr
n .2819586086235776 1.5052e-09 deg/d
Q 2.691264156810401 9.5778e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1448  
   data-arc span      10833 days (29.66 yr)  
   first obs. used      1990-10-14  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51633  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:42:34  

Additional Information
 Earth MOID = .907951 au 
 Jupiter MOID = 2.31662 au 
 T_jup = 3.562 
[ 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 15.08   n/a E2021B10  
diameter diameter 2.624 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.256   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18923 Jennifersass           Discovered 2000 Aug. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Jennifer Rose Sass (b. 1985) was awarded third place in the 2003 Intel International Science and Engineering Fair for her zoology project. She attends the Mid-Buchanan High School, Faucett, Missouri, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040830/MPCPages.arcLast Updated: 2004-09-06

Alternate Designations
 2000 PC23 = 1996 FX17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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