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249557 (2010 KW37)
Classification: Main-belt Asteroid          SPK-ID: 2249557
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05523184175252045 7.4416e-08  
a 2.662119140228139 4.5067e-08 au
q 2.515085397148702 2.1935e-07 au
i 5.871578041914428 6.2011e-06 deg
node 234.4464082795204 7.2999e-05 deg
peri 306.1357089529163 9.4922e-05 deg
M 155.5974769890312 6.0777e-05 deg
tp 2458314.791222634646
(2018-Jul-15.29122263)
0.00026957 TDB
period 1586.498474322496
4.34
4.0286e-05
1.103e-07
d
yr
n .2269148100843499 5.7621e-09 deg/d
Q 2.809152883307575 4.7556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      4804 days (13.15 yr)  
   first obs. used      2005-01-20  
   last obs. used      2018-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60073  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:38  

Additional Information
 Earth MOID = 1.52184 au 
 Jupiter MOID = 2.17559 au 
 T_jup = 3.375 
[ 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 17.1   n/a MPO437159  
diameter diameter 2.914 km 0.475 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.030   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249557 (2010 KW37)          Discovered 2010-May-17 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2010 KW37 = 2008 YM26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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