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JPL Small-Body Database Browser
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15155 Ahn (2000 FB37)
Classification: Main-belt Asteroid          SPK-ID: 2015155
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06420789937438706 3.0174e-08  
a 2.35726075038608 8.3613e-09 au
q 2.205905989326098 7.1885e-08 au
i 5.613180615412337 4.2752e-06 deg
node 156.9266631004901 3.385e-05 deg
peri 289.1094901212367 4.817e-05 deg
M 306.0204912978957 3.5713e-05 deg
tp 2459198.714897001593
(2020-Dec-15.21489700)
0.00013147 TDB
period 1321.934279068226
3.62
7.0334e-06
1.926e-08
d
yr
n .2723282130589338 1.4489e-09 deg/d
Q 2.508615511446062 8.8981e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1459  
   data-arc span      18260 days (49.99 yr)  
   first obs. used      1969-11-04  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52493  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:12:03  

Additional Information
 Earth MOID = 1.22978 au 
 Jupiter MOID = 2.59959 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456567.5 (2013-Oct-02.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06437056201847061 3.0049e-08  
q 2.206587407462237 7.1689e-08 au
tp 2456551.699152987856
(2013-Sep-16.19915299)
0.00012759 TDB
node 157.0284182003427 3.3874e-05 deg
peri 288.4443597496041 4.8185e-05 deg
i 5.610233377326552 4.2735e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1459  
   data-arc span      18260 days (49.99 yr)  
   first obs. used      1969-11-04  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52493  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:12:03  

Additional Information
 Jupiter MOID = 2.59959 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.029642850288208E-16 -2.141214672422868E-15 3.677664131579696E-13 2.380395327132425E-15 1.014389147398449E-13 6.721120140438914E-16
q -2.141214672422868E-15 5.139289727590316E-15 -6.520906120298566E-13 -5.534330448291061E-15 -1.820550415906431E-13 -1.60165484610722E-15
tp 3.677664131579696E-13 -6.520906120298566E-13 1.628036032119121E-8 -4.671501313351411E-14 4.380800889297835E-9 -3.686730690283747E-13
node 2.380395327132425E-15 -5.534330448291061E-15 -4.671501313351411E-14 1.147416455556058E-9 -1.141619387543921E-9 2.102482008717241E-12
peri 1.014389147398449E-13 -1.820550415906431E-13 4.380800889297835E-9 -1.141619387543921E-9 2.321803876159715E-9 -2.202641539625962E-12
i 6.721120140438914E-16 -1.60165484610722E-15 -3.686730690283747E-13 2.102482008717241E-12 -2.202641539625962E-12 1.826266549740924E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO296259  
diameter diameter 2.739 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.409   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15155 Ahn           Discovered 2000 Mar. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Ryan J. Ahn for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Ryan is a student at the Landisville Middle School, Landisville, Pennsylvania.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011002/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 2000 FB37 = 1969 VC3 = 1996 DU3 = 1998 UV27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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