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15609 Kosmaczewski (2000 GP124)
Classification: Mars-crossing Asteroid          SPK-ID: 2015609
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2900304263716418 3.7881e-08  
a 2.270598047093216 8.3657e-09 au
q 1.612055527376153 8.6173e-08 au
i 6.731411462844535 4.7314e-06 deg
node 138.8061619479452 2.8067e-05 deg
peri 163.5175411431018 2.91e-05 deg
M 18.62594395064776 8.0382e-06 deg
tp 2459331.841651480379
(2021-Apr-27.34165148)
2.7704e-05 TDB
period 1249.708767981874
3.42
6.9065e-06
1.891e-08
d
yr
n .2880671154939209 1.592e-09 deg/d
Q 2.929140566810279 1.0792e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1167  
   data-arc span      11335 days (31.03 yr)  
   first obs. used      1990-07-27  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55031  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 21:29:02  

Additional Information
 Earth MOID = .597692 au 
 Jupiter MOID = 2.33249 au 
 T_jup = 3.547 
[ 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 15.49   n/a MPO636299  
diameter diameter 4.742 km 0.927 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 5.22 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Clark, M. (2015) Minor Planet Bull. 42, 15-20.]
geometric albedo albedo 0.069   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

15609 Kosmaczewski           Discovered 2000 Apr. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Sara G. Kosmaczewski for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Sara is a student at the St. Rita School, Hamden, Connecticut.
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 GP124 = 1990 ON3 = 1997 RO10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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