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37306 (2001 KW46)
Classification: Main-belt Asteroid          SPK-ID: 2037306
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2251254312755176 4.7716e-08  
a 2.544010419410999 1.3312e-08 au
q 1.971288976571688 1.2262e-07 au
i 17.71224181869654 4.7373e-06 deg
node 234.6764109594877 1.0946e-05 deg
peri 146.8887086312513 1.3818e-05 deg
M 157.3657597096948 8.8292e-06 deg
tp 2458352.635031400496
(2018-Aug-22.13503140)
3.5791e-05 TDB
period 1482.097434194593
4.06
1.1633e-05
3.185e-08
d
yr
n .2428990103445071 1.9065e-09 deg/d
Q 3.11673186225031 1.6309e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1894  
   data-arc span      13594 days (37.22 yr)  
   first obs. used      1983-03-11  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4092  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:46:00  

Additional Information
 Earth MOID = .997279 au 
 Jupiter MOID = 2.38966 au 
 T_jup = 3.343 
[ 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 12.9   n/a MPO421941  
diameter diameter 7.028 km 0.855 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.621 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:
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.542   0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

37306 (2001 KW46)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 KW46 = 2000 JE74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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