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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0602140967477378 2.7916e-08  
a 2.284628955992612 7.3442e-09 au
q 2.14706208700379 6.4073e-08 au
i 6.397814483499685 4.0224e-06 deg
node 183.0210820975489 2.6838e-05 deg
peri 293.3919633765415 4.3005e-05 deg
M 140.3054442227622 3.403e-05 deg
tp 2458508.920272476651
(2019-Jan-25.42027248)
0.00011891 TDB
period 1261.310299744559
3.45
6.0819e-06
1.665e-08
d
yr
n .2854174742511081 1.3763e-09 deg/d
Q 2.422195824981434 7.7864e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1769  
   data-arc span      9796 days (26.82 yr)  
   first obs. used      1993-08-16  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:17:43  

Additional Information
 Earth MOID = 1.17203 au 
 Jupiter MOID = 2.61573 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 14.6   n/a MPO431706  
diameter diameter 2.601 km 0.500 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
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

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