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27739 Kimihiro (1990 UV)
Classification: Main-belt Asteroid          SPK-ID: 2027739
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138840338206271 6.1083e-08  
a 2.397462632310011 1.0878e-08 au
q 2.124429916808328 1.4767e-07 au
i 7.100477247450888 4.7905e-06 deg
node 86.20555148891819 4.8398e-05 deg
peri 301.1418474939258 5.133e-05 deg
M 346.1788064281406 1.8629e-05 deg
tp 2459052.555814466316
(2020-Jul-22.05581447)
7.0265e-05 TDB
period 1355.895430480726
3.71
9.2285e-06
2.527e-08
d
yr
n .2655072005607127 1.8071e-09 deg/d
Q 2.670495347811694 1.2117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      10077 days (27.59 yr)  
   first obs. used      1990-10-17  
   last obs. used      2018-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54975  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 18:35:54  

Additional Information
 Earth MOID = 1.13988 au 
 Jupiter MOID = 2.74843 au 
 T_jup = 3.509 
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Orbital Elements at Epoch 2456347.5 (2013-Feb-24.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1145691293448392 6.15e-08  
q 2.122956319586637 1.4878e-07 au
tp 2456340.129299551407
(2013-Feb-16.62929955)
6.6283e-05 TDB
node 86.24484481444729 4.8401e-05 deg
peri 301.1976462807278 5.1243e-05 deg
i 7.100821101819141 4.7953e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      10077 days (27.59 yr)  
   first obs. used      1990-10-17  
   last obs. used      2018-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54975  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 18:35:54  

Additional Information
 Jupiter MOID = 2.74843 au 
 T_jup = 3.509 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.782289369096164E-15 -9.13093849637489E-15 -2.236042599271966E-13 -3.779683131721389E-15 -4.953359281237867E-14 -3.903191972345461E-15
q -9.13093849637489E-15 2.213513275706114E-14 5.488844299645241E-13 9.022760695174251E-15 1.198175708371024E-13 9.49387718949727E-15
tp -2.236042599271966E-13 5.488844299645241E-13 4.393417389775811E-9 2.085421550297366E-11 1.160343241584471E-9 -1.410006522178034E-12
node -3.779683131721389E-15 9.022760695174251E-15 2.085421550297366E-11 2.34263213519883E-9 -2.318982604768781E-9 -8.833880343441285E-11
peri -4.953359281237867E-14 1.198175708371024E-13 1.160343241584471E-9 -2.318982604768781E-9 2.625876101191971E-9 8.732128825739679E-11
i -3.903191972345461E-15 9.49387718949727E-15 -1.410006522178034E-12 -8.833880343441285E-11 8.732128825739679E-11 2.299473162991195E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO337492  
diameter diameter 2.153 km 0.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.604   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27739 Kimihiro           Discovered 1990 Oct. 17 by T. Seki at Geisei.
Kimihiro Matsugi (b. 1955) is from Nankoku city, Kochi prefecture. He helps visitors as a presenter at Geisei Observatory, while teaching elementary school.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070106/MPCPages.arcLast Updated: 2007-01-09

Alternate Designations
 1990 UV = 2000 KZ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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