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JPL Small-Body Database Browser
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17192 Loharu (1999 XL172)
Classification: Main-belt Asteroid          SPK-ID: 2017192
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09434531817036089 3.0501e-08  
a 2.525748836962611 9.9868e-09 au
q 2.287456259320955 7.687e-08 au
i 4.617700904933209 4.674e-06 deg
node 329.5666067370067 4.6751e-05 deg
peri 76.15538863629965 5.5467e-05 deg
M 81.15719361422708 2.8985e-05 deg
tp 2458669.972050414964
(2019-Jul-05.47205041)
0.00011806 TDB
period 1466.167773324209
4.01
8.6959e-06
2.381e-08
d
yr
n .2455380663454225 1.4563e-09 deg/d
Q 2.764041414604267 1.0929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1442  
   data-arc span      13628 days (37.31 yr)  
   first obs. used      1982-09-12  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50417  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 00:24:25  

Additional Information
 Earth MOID = 1.30179 au 
 Jupiter MOID = 2.55037 au 
 T_jup = 3.443 
[ 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 14.2   n/a MPO309288  
diameter diameter 3.859 km 0.932 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.298   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17192 Loharu           Discovered 1999 Dec. 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Evgeniy E. Loharu (b. 1985) was awarded second place in the 2003 Intel International Science and Engineering Fair for his mathematics team project; and third place in the American Mathematical Society's Karl Menger Memorial Prize. He attends the Continuous Math Education Center, St. Petersburg, Russia.
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 XL172 = 1988 AX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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