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15467 Aflorsch (1999 AN24)
Classification: Main-belt Asteroid          SPK-ID: 2015467
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07286887532779789 3.2514e-08  
a 2.948509266884888 1.2217e-08 au
q 2.733654712713397 9.3615e-08 au
i 2.417636807370597 3.2014e-06 deg
node 148.7257010677555 8.8829e-05 deg
peri 296.2433220814416 9.2281e-05 deg
M 171.6101901247144 2.5003e-05 deg
tp 2458318.958536696381
(2018-Jul-19.45853670)
0.00012743 TDB
period 1849.277869563989
5.06
1.1493e-05
3.147e-08
d
yr
n .19467058246086 1.2099e-09 deg/d
Q 3.16336382105638 1.3107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2105  
   data-arc span      10101 days (27.66 yr)  
   first obs. used      1992-11-21  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:59:30  

Additional Information
 Earth MOID = 1.75059 au 
 Jupiter MOID = 1.98584 au 
 T_jup = 3.265 
[ 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 13.69   n/a E2021B10  
diameter diameter 5.422 km 0.371 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.282   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15467 Aflorsch           Discovered 1999 Jan. 15 by the OCA-DLR Asteroid Survey at Caussols.
Alphonse Florsch (b. 1929) was, for many years, the director of the Observatoire de Strasbourg. A specialist in radial velocities in the Small Magellanic Cloud, he was also secretary of the Groupe d´Alsace of the Société Astronomique de France for 20 years. Now retired, he still continues to teach astronomy in schools.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020526/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 1999 AN24 = 1997 UB19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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