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JPL Small-Body Database Browser
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17980 Vanschaik (1999 JN56)
Classification: Main-belt Asteroid          SPK-ID: 2017980
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08057192652123035 3.2257e-08  
a 2.832696968810231 1.4202e-08 au
q 2.604461116782342 9.5266e-08 au
i 3.226799921675092 3.4902e-06 deg
node 80.79304078087299 6.7177e-05 deg
peri 292.5335433199878 7.1486e-05 deg
M 16.8048398900132 2.3271e-05 deg
tp 2458919.211243160035
(2020-Mar-10.71124316)
0.00011261 TDB
period 1741.400254564663
4.77
1.3096e-05
3.585e-08
d
yr
n .2067301868461006 1.5547e-09 deg/d
Q 3.060932820838121 1.5346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1532  
   data-arc span      15330 days (41.97 yr)  
   first obs. used      1977-12-07  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54536  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 23:47:08  

Additional Information
 Earth MOID = 1.60703 au 
 Jupiter MOID = 2.35259 au 
 T_jup = 3.305 
[ 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 14.1   n/a MPO502305  
diameter diameter 5.183 km 0.483 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17980 Vanschaik           Discovered 1999 May 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Katherine Douglas Van Schaik (b. 1986) was awarded first place and Best in Category in the 2003 Intel International Science and Engineering Fair for her environmental science project. She attends the Spring Valley High School, Columbia, South Carolina, 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

Alternate Designations
 1999 JN56 = 1977 XN = 1998 DJ6 = 1998 EB22 = 2000 QA186 = 2017 DH120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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