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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 | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2898067785143211 3.8258e-08  
a 2.270261734026167 8.6779e-09 au
q 1.612324494503707 8.7166e-08 au
i 6.731118552144409 4.7439e-06 deg
node 138.8062549494543 2.8329e-05 deg
peri 163.5299299588629 2.9348e-05 deg
M 264.5169446426407 7.8186e-06 deg
tp 2459331.887503406275
(2021-Apr-27.38750341)
2.8184e-05 TDB
period 1249.431124504376
3.42
7.1638e-06
1.961e-08
d
yr
n .2881311285908654 1.652e-09 deg/d
Q 2.928198973548627 1.1193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      10890 days (29.82 yr)  
   first obs. used      1990-07-27  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:32:31  

Additional Information
 Earth MOID = .598479 au 
 Jupiter MOID = 2.33454 au 
 T_jup = 3.548 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456982.5 (2014-Nov-21.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2906067949499724 3.8363e-08  
q 1.610306639139136 8.7486e-08 au
tp 2456832.455349195012
(2014-Jun-23.95534919)
2.3001e-05 TDB
node 138.8449902498725 2.8313e-05 deg
peri 163.4682477381725 2.9325e-05 deg
i 6.733584102999364 4.7462e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      10890 days (29.82 yr)  
   first obs. used      1990-07-27  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:32:31  

Additional Information
 Jupiter MOID = 2.33454 au 
 T_jup = 3.548 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.471744291372421E-15 -3.348002035368561E-15 4.815790715327746E-13 -8.209871665201006E-15 1.717707697629599E-13 -4.744395220301784E-16
q -3.348002035368561E-15 7.653796350366661E-15 -1.083100080575996E-12 1.864787629304171E-14 -3.86823242077118E-13 1.452609854458824E-15
tp 4.815790715327746E-13 -1.083100080575996E-12 5.290454169818902E-10 -6.533863541659971E-12 1.831522974109025E-10 5.829796554869533E-13
node -8.209871665201006E-15 1.864787629304171E-14 -6.533863541659971E-12 8.016165050040726E-10 -7.975120269224653E-10 3.650259885985526E-11
peri 1.717707697629599E-13 -3.86823242077118E-13 1.831522974109025E-10 -7.975120269224653E-10 8.599378802535558E-10 -3.608931585462608E-11
i -4.744395220301784E-16 1.452609854458824E-15 5.829796554869533E-13 3.650259885985526E-11 -3.608931585462608E-11 2.252609225395782E-11

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 15.4   n/a MPO412299  
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. 2019-August); 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

[ show close-approach data ]
Alternate Designations
 2000 GP124 = 1990 ON3 = 1997 RO10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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