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5629 Kuwana (1993 DA1)
Classification: Main-belt Asteroid          SPK-ID: 2005629
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07819757148532852 3.2053e-08  
a 3.048779656003414 1.5133e-08 au
q 2.810372490910072 9.6033e-08 au
i 10.07666809788448 4.3291e-06 deg
node 145.5758755158341 2.1913e-05 deg
peri 282.1805218295023 3.6913e-05 deg
M 119.479006903393 3.0061e-05 deg
tp 2458355.177827892106
(2018-Aug-24.67782789)
0.00016188 TDB
period 1944.40837750422
5.32
1.4477e-05
3.964e-08
d
yr
n .185146291368115 1.3785e-09 deg/d
Q 3.287186821096757 1.6316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2448  
   data-arc span      31512 days (86.28 yr)  
   first obs. used      1934-03-05  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43249  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:22:13  

Additional Information
 Earth MOID = 1.84677 au 
 Jupiter MOID = 1.94482 au 
 T_jup = 3.209 
[ show covariance matrix ]

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 11.8   n/a MPO337301  
diameter diameter 14.176 km 0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.197 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.193   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5629 Kuwana (1993 DA1)          Discovered 1993-Feb-20 by Hioki and Hayakawa at Okutama
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1993 DA1 = 1934 EJ = 1975 VF5 = 1979 OA13 = 1980 TQ13 = 1989 LG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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