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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07819757208708207 3.2033e-08  
a 3.04877965548202 1.5098e-08 au
q 2.810372488594836 9.5934e-08 au
i 10.0766682415274 4.316e-06 deg
node 145.575875313657 2.1906e-05 deg
peri 282.1805227197798 3.6886e-05 deg
M 119.4790064154484 3.0047e-05 deg
tp 2458355.177830693102
(2018-Aug-24.67783069)
0.0001618 TDB
period 1944.408377005428
5.32
1.4444e-05
3.955e-08
d
yr
n .1851462914156099 1.3753e-09 deg/d
Q 3.287186822369204 1.6279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2491  
   data-arc span      31563 days (86.41 yr)  
   first obs. used      1934-03-05  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42979  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:31:07  

Additional Information
 Earth MOID = 1.84677 au 
 Jupiter MOID = 1.94482 au 
 T_jup = 3.209 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456748.5 (2014-Apr-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07877626465964227 3.172e-08  
q 2.810965009903398 9.533e-08 au
tp 2456418.394029504848
(2013-May-05.89402950)
0.0001611 TDB
node 145.5896263657489 2.1912e-05 deg
peri 283.831462148182 3.6854e-05 deg
i 10.07304498630869 4.3136e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2491  
   data-arc span      31563 days (86.41 yr)  
   first obs. used      1934-03-05  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42979  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:31:07  

Additional Information
 Jupiter MOID = 1.94482 au 
 T_jup = 3.209 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.006151577285493E-15 -2.9927836578137E-15 -1.375366367048479E-12 -1.636234205293183E-16 -2.717347223664279E-13 1.009419594560274E-15
q -2.9927836578137E-15 9.087890939296328E-15 4.159985469234799E-12 -7.923477088559868E-16 8.263042018192103E-13 -2.955394697019955E-15
tp -1.375366367048479E-12 4.159985469234799E-12 2.595182724127247E-8 -1.007174203075381E-11 4.794352567119414E-9 -5.824329900812874E-12
node -1.636234205293183E-16 -7.923477088559868E-16 -1.007174203075381E-11 4.801506841492699E-10 -4.742600884550968E-10 3.699476743252538E-11
peri -2.717347223664279E-13 8.263042018192103E-13 4.794352567119414E-9 -4.742600884550968E-10 1.358191951306292E-9 -3.751302713378789E-11
i 1.009419594560274E-15 -2.955394697019955E-15 -5.824329900812874E-12 3.699476743252538E-11 -3.751302713378789E-11 1.860679766630935E-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 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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1926-Jun-14 04:47 00:02 Jupiter 1.96416514993743 1.96416478859912 1.96416551127574 4.08791105666247 3.98102260038399 2424680.699628526 1.92662268405264 136.293882765071 15.8890477196383 -88.7494592499305 3704918.9960405 T 37 CATAB v2.0f-lin.ifort 2020-Aug-24 23:31:21 2020-Aug-24 23:31
2033-Jan-10 06:40 < 00:01 Jupiter 1.95876282074584 1.95876246267454 1.95876317881713 3.98108486133329 3.87094072226479 2463607.778098391 0.472731241191622 53.9847126554715 15.5572818391272 -87.6512155891132 4111460.01234962 T 37 CATAB v2.0f-lin.ifort 2020-Aug-24 23:31:21 2020-Aug-24 23:31
2081-Jun-28 09:38 00:02 Jupiter 1.97983229864978 1.97983183177809 1.97983276552227 4.3406641861074 4.24095682672524 2481308.901648222 1.51792563508456 114.839583474052 17.4081067554646 83.8467531643949 3691310.95480168 T 37 CATAB v2.0f-lin.ifort 2020-Aug-24 23:31:21 2020-Aug-24 23:31
2139-Aug-10 05:36 00:03 Jupiter 1.95969537888305 1.95969484555819 1.95969591221149 3.88419248220951 3.77127408158478 2502534.733025560 2.83564590789841 175.188135522625 15.2264107549215 -82.1865783833722 3869506.54408707 T 37 CATAB v2.0f-lin.ifort 2020-Aug-24 23:31:21 2020-Aug-24 23:31
2188-Jan-27 20:26 00:04 Jupiter 1.95872129438011 1.95872067912294 1.95872190964729 4.24596563886219 4.14286751815463 2520237.351693762 3.87955724193132 286.550001521131 16.9437727758037 85.5881980689004 3642353.57548446 T 37 CATAB v2.0f-lin.ifort 2020-Aug-24 23:31:21 2020-Aug-24 23:31

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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