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19542 Lindperkins (1999 JL27)
Classification: Main-belt Asteroid          SPK-ID: 2019542
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05725506955250165 2.7716e-08  
a 2.300976335051238 6.5778e-09 au
q 2.169233774949219 6.6026e-08 au
i 2.648261379543478 2.88e-06 deg
node 144.9511295944651 7.3398e-05 deg
peri 169.2824634798022 7.9931e-05 deg
M 345.0388959430541 3.0742e-05 deg
tp 2459253.481932836432
(2021-Feb-07.98193284)
0.00010884 TDB
period 1274.872211871302
3.49
5.4667e-06
1.497e-08
d
yr
n .282381243114225 1.2109e-09 deg/d
Q 2.432718895153257 6.9544e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1764  
   data-arc span      10358 days (28.36 yr)  
   first obs. used      1992-04-29  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51539  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:57:28  

Additional Information
 Earth MOID = 1.15329 au 
 Jupiter MOID = 2.69355 au 
 T_jup = 3.588 
[ 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 15.04   n/a E2021B10  
diameter diameter 2.120 km 0.396 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.298   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19542 Lindperkins           Discovered 1999 May 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Lindsay Prentice Perkins (b. 1987) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for her zoology team project. She attends the Juneau-Douglas High School, Juneau, Alaska, 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: 20040830/MPCPages.arcLast Updated: 2004-09-06

Alternate Designations
 1999 JL27 = 1992 JA1 = 1993 TF24 = 1993 TW48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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