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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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0781975723311476 3.2032e-08  
a 3.048779655061507 1.5093e-08 au
q 2.810372487463104 9.5928e-08 au
i 10.07666820795719 4.3135e-06 deg
node 145.5758753323625 2.1906e-05 deg
peri 282.1805233858525 3.6879e-05 deg
M 119.4790058827721 3.0042e-05 deg
tp 2458355.177833703671
(2018-Aug-24.67783370)
0.00016177 TDB
period 1944.408376603145
5.32
1.4439e-05
3.953e-08
d
yr
n .1851462914539152 1.3749e-09 deg/d
Q 3.287186822659911 1.6273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2502  
   data-arc span      31574 days (86.44 yr)  
   first obs. used      1934-03-05  
   last obs. used      2020-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:42:00  

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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