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JPL Small-Body Database Browser
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5508 Gomyou (1988 EB)
Classification: Main-belt Asteroid          SPK-ID: 2005508
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2232178463078975 2.7986e-08  
a 2.843870393864697 1.2567e-08 au
q 2.209067769367427 7.926e-08 au
i 6.76765155685564 4.2954e-06 deg
node 36.14756574129038 3.2933e-05 deg
peri 70.91539670491362 3.5119e-05 deg
M 214.4684528323418 1.2304e-05 deg
tp 2459308.637792129651
(2021-Apr-04.13779213)
6.2522e-05 TDB
period 1751.71370144911
4.80
1.1611e-05
3.179e-08
d
yr
n .2055130354362068 1.3622e-09 deg/d
Q 3.478673018361967 1.5372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2236  
   data-arc span      18523 days (50.71 yr)  
   first obs. used      1969-03-12  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46154  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 21:18:57  

Additional Information
 Earth MOID = 1.237 au 
 Jupiter MOID = 1.72934 au 
 T_jup = 3.261 
[ 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 12.4   n/a MPO416772  
diameter diameter 15.358 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.802 h n/a LCDB (Rev. 2019-January); 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 0.093   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5508 Gomyou           Discovered 1988 Mar. 9 at Oohira.
Gomyou is located in the north of Kakegawa City, where comet C/1994 N1 and nova V475 Sct (2003) were discovered by Hideo Nishimura. Recently many people have visited Gomyou to enjoy watching the stars. The name was suggested by S. Kaneko.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090806/MPCPages.arcLast Updated: 2011-05-09

[ 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
1913-May-20 09:56 00:03 Jupiter 1.770716361661 1.77071542080501 1.77071730250975 1.04726244345674 0.374243552644654 2419907.914220622 2.74207198229819 7538.40202934824 420.692106628073 3.16992569448759 847088.574162661 T 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
1937-Jul-20 07:56 00:02 Jupiter 1.73032267999221 1.73032226494594 1.73032309503851 0.863948934930257 n/a 2428734.830902048 1.8854505698415 48.0000584824799 19.9142355872199 -82.5841683094049 12904828.2362801 F 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
1961-Sep-15 05:40 00:01 Jupiter 1.72383379267404 1.7238333280908 1.72383425732851 1.01647117050655 0.224709078973381 2437557.735932310 1.20933519978342 22446.3308408352 1031.20191929947 4.91070534978499 2051673.99835641 T 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
1985-Nov-16 09:06 < 00:01 Jupiter 1.77502521383845 1.77502466249175 1.77502576518716 1.50898045799232 1.15006261238848 2446385.879029192 0.661293243648279 224.576635388663 114.652423361997 48.8918671198441 1513105.5284002 T 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
2010-Feb-03 16:54 < 00:01 Jupiter 1.86474673819435 1.86474621525253 1.86474726113628 2.23500421528418 2.02157991150648 2455231.204044567 0.223583452810969 89.4633963103814 18.8450856304813 -84.3914857123362 1734223.9010883 T 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
2114-Aug-23 12:54 00:02 Jupiter 1.89558851275045 1.89558755690547 1.89558946859305 1.49575107060726 1.15913486906054 2493417.037205620 1.83209580275702 201.761377692388 90.3030116525713 -4.10267998008032 886844.610259102 T 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
2138-Nov-14 10:22 00:02 Jupiter 1.77751521537795 1.77751436116144 1.77751606982028 0.988930275759929 0.157930377397202 2502265.932073157 2.21102254048009 73699.8655168411 1463.66969826813 4.00987348198684 2823015.78193913 T 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
2163-Jan-17 10:14 00:03 Jupiter 1.72351762945868 1.72351705490293 1.72351820401443 0.884510532957893 n/a 2511095.926478115 2.64941072089664 39.7040579748553 28.227427797388 -79.8781248946261 9061626.65484135 F 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19
2187-Mar-11 20:43 00:03 Jupiter 1.70715205396069 1.70715166417678 1.70715244377865 1.10812616373617 0.485408392045529 2519915.363409461 3.2876192377922 4256.17640843531 435.056719286723 12.8380886402288 1378252.81075565 T 27 CATAB v2.0f-lin.ifort 2019-Dec-03 21:19:16 2019-Dec-03 21:19

Alternate Designations
 1988 EB = 1948 UK = 1969 EV = 1986 SS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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