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17995 Jolinefan (1999 JF74)
Classification: Main-belt Asteroid          SPK-ID: 2017995
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06002192634369617 2.7749e-08  
a 2.285164064323628 7.3837e-09 au
q 2.148004115171533 6.3601e-08 au
i 6.399453129052929 3.8988e-06 deg
node 182.9709939785886 2.6809e-05 deg
peri 293.8695848927919 4.2412e-05 deg
M 196.9027573149653 3.3448e-05 deg
tp 2459772.134752547028
(2022-Jul-11.63475255)
0.00011771 TDB
period 1261.753463940152
3.45
6.1154e-06
1.674e-08
d
yr
n .2853172274049534 1.3829e-09 deg/d
Q 2.422324013475722 7.8269e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1847  
   data-arc span      9869 days (27.02 yr)  
   first obs. used      1993-08-16  
   last obs. used      2020-08-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49823  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:19:17  

Additional Information
 Earth MOID = 1.17276 au 
 Jupiter MOID = 2.61366 au 
 T_jup = 3.592 
[ 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 14.64   n/a E2021B10  
diameter diameter 2.601 km 0.500 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.305 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.454   0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17995 Jolinefan           Discovered 1999 May 12 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Joline Marie Fan (b. 1987) was awarded first place in the 2003 Intel International Science and Engineering Fair for her engineering project. She also received the Intel Foundation Achievement Award. She attends the Upper Arlington High School, Upper Arlington, Ohio, 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: 20040614/MPCPages.arcLast Updated: 2009-12-11

[ show close-approach data ]
Alternate Designations
 1999 JF74 = 1993 QW1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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