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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09519844277707075 4.0217e-08  
a 3.197467157312289 1.7195e-08 au
q 2.893073263105332 1.3405e-07 au
i .706575196148816 3.5739e-06 deg
node 277.0723140662015 0.00033599 deg
peri 125.2323223911133 0.00033661 deg
M 262.2199548234524 2.3476e-05 deg
tp 2459963.724914311356
(2023-Jan-19.22491431)
0.00013916 TDB
period 2088.370574828344
5.72
1.6846e-05
4.612e-08
d
yr
n .1723831988149855 1.3906e-09 deg/d
Q 3.501861051519247 1.8832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2363  
   data-arc span      24743 days (67.74 yr)  
   first obs. used      1953-10-01  
   last obs. used      2021-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49918  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:11:18  

Additional Information
 Earth MOID = 1.90105 au 
 Jupiter MOID = 1.86582 au 
 T_jup = 3.188 
[ 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 12.94   n/a MPCxxxxx  
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

[ hide close-approach data ]
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
1900-Jul-24 11:03 00:03 Jupiter 1.93922030429106 1.93921992867555 1.93922067990669 3.00505893032934 2.85601277988869 2415224.960645055 2.5982490522281 59.9709545100632 11.7173037852455 80.528353941754 4295072.33291552 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
1911-Sep-01 17:36 00:02 Jupiter 1.98379677979302 1.98379629453233 1.98379726505405 3.01757751799031 2.87260043697068 2419281.233447324 2.24628047887665 74.7213650165125 12.8605318002289 80.0323770237759 3809683.18104656 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
2022-Apr-19 13:20 < 00:01 Jupiter 1.97369093691053 1.97369052444552 1.97369134937555 4.02614617645617 3.91810410973754 2459689.055319828 0.298098743787997 35.665558821477 17.2068447841208 -83.6042628546149 4033432.30330118 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
2033-Apr-28 18:32 < 00:01 Jupiter 1.92009170872254 1.92009134537418 1.92009207207078 3.56857773140864 3.44274222838108 2463716.272157941 0.535328362907971 41.1082697689191 14.0205271306581 -83.5446202834557 4495333.15686505 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
2044-May-15 10:03 < 00:01 Jupiter 1.89779365488709 1.89779332642398 1.8977939833502 3.22908383701526 3.08777318142722 2467750.919097081 0.80381515238655 41.3345611102871 12.4513601416729 -86.2282843864046 4923708.95367326 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
2055-Jun-12 03:00 00:01 Jupiter 1.90510636387733 1.90510600833319 1.90510671942146 3.03278121666157 2.88245539039514 2471795.625305913 1.08690016725713 39.3322553895016 13.2600488397895 86.2252158544094 4530954.41874989 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
2066-Jul-15 20:21 00:01 Jupiter 1.94164441788533 1.94164399005951 1.94164484571115 2.98312971842321 2.83312254944692 2475847.348061189 1.37874346038757 44.5601593816985 13.5391153694322 78.2501698469915 3911916.19871146 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
2188-Apr-03 16:41 00:05 Jupiter 1.92895393994682 1.92895333603881 1.92895454385954 3.76434826466566 3.64583300876937 2520304.194811322 4.55357503803467 205.142857135837 15.9677402858094 85.5487071113974 4025788.69443019 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11
2199-Apr-16 05:47 00:05 Jupiter 1.87698995933689 1.87698959922104 1.87699031945337 3.3259113782735 3.1873427312062 2524333.741291222 4.72684828354384 145.680475808251 12.0033216802937 -89.8212354434252 4236742.34393425 T 31 CATAB v2.0g-lin.ifort 2021-Jul-07 23:11:44 2021-Jul-07 23:11

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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