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JPL Small-Body Database Browser
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4454 Kumiko (1988 VW)
Classification: Main-belt Asteroid          SPK-ID: 2004454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09627175353256759 4.6776e-08  
a 3.192678597275195 1.9503e-08 au
q 2.885313830249614 1.5027e-07 au
i .7078332741878177 3.9515e-06 deg
node 277.0714090389268 0.00041269 deg
peri 126.1357456224757 0.00041336 deg
M 123.8043120554815 2.4456e-05 deg
tp 2457883.920303591968
(2017-May-10.42030359)
0.000139 TDB
period 2083.680983512802
5.70
1.9092e-05
5.227e-08
d
yr
n .1727711693145508 1.5831e-09 deg/d
Q 3.500043364300776 2.138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1944  
   data-arc span      23963 days (65.61 yr)  
   first obs. used      1953-10-01  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 00:27:54  

Additional Information
 Earth MOID = 1.89356 au 
 Jupiter MOID = 1.86376 au 
 T_jup = 3.189 
[ 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 12.9   n/a MPO384793  
diameter diameter 13.051 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4454 Kumiko (1988 VW)          Discovered 1988-Nov-02 by Ueda and Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 VW = 1976 SP6 = 1982 ST11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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