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JPL Small-Body Database Browser
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19575 Feeny (1999 LB22)
Classification: Main-belt Asteroid          SPK-ID: 2019575
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1159936361549925 3.9917e-08  
a 2.265333727072774 8.8059e-09 au
q 2.002569430965062 9.1242e-08 au
i 4.947229349022646 3.7088e-06 deg
node 129.2305250629146 4.9998e-05 deg
peri 119.061755210446 5.2499e-05 deg
M 60.5093695152918 1.5987e-05 deg
tp 2458791.177053050395
(2019-Nov-03.67705305)
5.5164e-05 TDB
period 1245.365164196829
3.41
7.2616e-06
1.988e-08
d
yr
n .2890718404125059 1.6855e-09 deg/d
Q 2.528098023180487 9.8274e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1217  
   data-arc span      11404 days (31.22 yr)  
   first obs. used      1988-02-16  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53978  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:44:14  

Additional Information
 Earth MOID = .994106 au 
 Jupiter MOID = 2.49875 au 
 T_jup = 3.603 
[ 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 15.3   n/a MPO435881  
diameter diameter 2.093 km 0.433 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.232   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19575 Feeny           Discovered 1999 June 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Dana Anne Feeny (b. 1990) is a finalist in the 2003 Discovery Channel Young Scientist Challenge, a middle school science competition, for her environmental sciences project. She attends the Woodside Elementary School, Woodside, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

Alternate Designations
 1999 LB22 = 1988 DR3 = 1993 TZ37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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