Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
15841 Yamaguchi (1995 OX)
Classification: Main-belt Asteroid          SPK-ID: 2015841
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3235892849014866 4.1308e-08  
a 3.142274685139289 3.0542e-08 au
q 2.125468266811023 1.3435e-07 au
i 20.29889403894904 7.8512e-06 deg
node 284.6849529426297 1.6071e-05 deg
peri 298.8304423347754 2.174e-05 deg
M 227.4720997857648 1.5505e-05 deg
tp 2459749.478693122552
(2022-Jun-18.97869312)
9.4052e-05 TDB
period 2034.53257078887
5.57
2.9663e-05
8.121e-08
d
yr
n .1769448202347597 2.5798e-09 deg/d
Q 4.159081103467555 4.0425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      8948 days (24.50 yr)  
   first obs. used      1995-07-27  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51834  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:29:00  

Additional Information
 Earth MOID = 1.19044 au 
 Jupiter MOID = 1.44583 au 
 T_jup = 3.035 
[ 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 14.4   n/a MPO350929  
diameter diameter 7.578 km 0.629 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15841 Yamaguchi           Discovered 1995 July 27 by A. Nakamura at Kuma Kogen.
Yamaguchi prefecture, where the discoverer was born, is located at the western-most end of Honshu island. Surrounded by the sea on three sides, it is known for its deep-sea fishery catch. Yamaguchi is also famous for its distinguished educators, who played an integral role in the Meiji Restoration.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11

[ 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
1942-Aug-14 04:32 00:03 Jupiter 1.7502888401987 1.75028449008302 1.75029319058062 5.33481501768606 5.2433181563156 2430585.688823490 3.12103566012537 1160.58241848329 63.8907080955382 -79.8189955374586 1632955.77404679 T 19 CATAB v2.0f-lin.ifort 2020-Feb-22 21:29:14 2020-Feb-22 21:29
1953-Jul-27 08:00 00:02 Jupiter 1.46083720716676 1.46083572322757 1.46083869110603 5.7345621812682 5.6325450345672 2434585.833669787 1.71290834140063 147.938964035678 69.0755477360796 -83.8040873168465 1370657.51949059 T 19 CATAB v2.0f-lin.ifort 2020-Feb-22 21:29:14 2020-Feb-22 21:29
2037-Aug-03 10:33 < 00:01 Jupiter 1.79319981719133 1.79319839551383 1.79320123889104 5.39381854240174 5.30552291086958 2465273.939672973 0.928550680120376 415.449645277024 43.3223447230328 -82.3615050771757 2009238.97088701 T 19 CATAB v2.0f-lin.ifort 2020-Feb-22 21:29:14 2020-Feb-22 21:29
2048-Jul-10 09:30 00:01 Jupiter 1.41422901837546 1.41422760331124 1.41423043344017 5.73733451324296 5.63197564614719 2469267.895976243 1.13015044179247 141.955694454814 61.8473544251149 77.7396002207225 1316268.48090891 T 19 CATAB v2.0f-lin.ifort 2020-Feb-22 21:29:14 2020-Feb-22 21:29
2132-Jul-11 19:36 00:05 Jupiter 1.81783960167252 1.81783263612557 1.81784656729593 5.43198419770595 5.34551701478394 2499949.316910570 4.90184214714794 720.021324453282 117.78105201991 -62.7704237121645 1428269.24897096 T 19 CATAB v2.0f-lin.ifort 2020-Feb-22 21:29:14 2020-Feb-22 21:29
2143-Jun-15 08:21 00:04 Jupiter 1.37874022591816 1.37873827147609 1.37874218037991 5.73637359057339 5.62825829723785 2503939.848043283 3.6804165764266 328.258757189352 49.422993188241 76.1414070683931 1305787.57519884 T 19 CATAB v2.0f-lin.ifort 2020-Feb-22 21:29:14 2020-Feb-22 21:29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-27 20:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin