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5354 Hisayo (1990 BJ2)
Classification: Main-belt Asteroid          SPK-ID: 2005354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05490340660149274 3.3965e-08  
a 3.193343226761707 1.6183e-08 au
q 3.018017805164686 1.0603e-07 au
i 4.908317866934514 3.4011e-06 deg
node 133.1790673872859 4.3474e-05 deg
peri 65.95645071358015 5.5032e-05 deg
M 50.58297944118067 3.2697e-05 deg
tp 2458707.634150449374
(2019-Aug-12.13415045)
0.00018973 TDB
period 2084.331666560375
5.71
1.5845e-05
4.338e-08
d
yr
n .1727172339103222 1.3129e-09 deg/d
Q 3.368668648358728 1.7072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2409  
   data-arc span      25747 days (70.49 yr)  
   first obs. used      1950-02-08  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:27:25  

Additional Information
 Earth MOID = 2.02027 au 
 Jupiter MOID = 1.60093 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 12.0   n/a MPO302096  
diameter diameter 15.610 km 0.407 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 14.29164 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.126   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5354 Hisayo           Discovered 1990 Jan. 30 by S. Ueda and H. Kaneda at Kushiro.
Named in honor of Hisayo Kaneda (b. 1977), daughter of the second discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19960828/MPCPages.arcLast Updated: 2003-09-26

[ 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
1988-Dec-04 17:58 < 00:01 Jupiter 1.79932486979681 1.79932440374372 1.7993253358498 2.82063920126469 2.64849320340092 2447500.248396910 0.675495583356281 36.5472650442115 13.1061398651824 80.0867868828707 3063890.49679891 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
1999-Oct-19 05:50 < 00:01 Jupiter 1.6327341285168 1.63273374712562 1.63273450990789 2.25293715155124 2.00952102383629 2451470.743002556 0.424788599909666 44.8461192318855 1.65911514243938 78.7978778185141 3053362.12479005 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2010-Sep-10 03:06 < 00:01 Jupiter 1.60582091479918 1.60582056010952 1.60582126948874 2.31395139910697 2.07350690396596 2455449.628839426 0.214296310748456 39.629715733542 8.2505297411906 80.5036718651824 3035754.18912407 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2021-Aug-02 19:53 < 00:01 Jupiter 1.74217028749499 1.74216988716414 1.74217068782583 2.81957493702825 2.64151974508845 2459429.328250234 0.279658410872476 36.247920741427 12.5496970236813 -86.2714012288803 3343264.74745959 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2032-Jun-22 19:42 < 00:01 Jupiter 1.98041243207719 1.98041196512622 1.98041289902816 3.58839925381736 3.467161531428 2463406.320991876 0.470620617210106 33.3456445250659 18.194153993094 -75.9785328742149 3769671.5582314 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2120-Jan-01 08:48 00:02 Jupiter 1.8933664565296 1.89336547514422 1.89336743791476 3.18961824356679 3.0461349442288 2495373.866917655 2.07786972284935 41.9563962326488 29.0859997921156 -44.8946354799776 1729116.64947553 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2130-Nov-16 06:36 00:02 Jupiter 1.69186541603822 1.69186463934292 1.691866192734 2.39510033509843 2.17605545054328 2499345.775124352 2.34076222051472 81.1353923033509 5.7595189277507 79.7797023515759 2545104.47010913 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2141-Oct-04 10:12 00:03 Jupiter 1.60080717016966 1.60080681562469 1.60080752471453 2.18504311779303 1.92773679384993 2503320.925036264 2.57114397935465 152.96728134076 8.21175183521457 85.2646456817682 3033835.57924572 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2152-Aug-26 18:42 00:03 Jupiter 1.66905997366401 1.66905904977579 1.66906089755611 2.56600603263354 2.35996131764067 2507300.279402835 2.84991418655647 158.288338574649 11.676712541871 -83.0186405205354 3132760.25835402 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27
2163-Jul-17 10:33 00:03 Jupiter 1.8746404200671 1.87463889257169 1.87464194756443 3.29892784319026 3.15899682336248 2511276.939293224 3.11279432589655 129.78974549441 18.3682459995963 -62.6006202854526 3116586.27378309 T 33 CATAB v2.0f-lin.ifort 2020-Aug-24 23:27:41 2020-Aug-24 23:27

Alternate Designations
 1990 BJ2 = 1976 UR20 = 1985 HK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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