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 ]  
11138 Hotakadake (1996 XC31)
Classification: Main-belt Asteroid          SPK-ID: 2011138
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1669993017299666 4.2129e-08  
a 2.576510474305114 1.5355e-08 au
q 2.146235024196214 1.1139e-07 au
i 7.926504974208041 3.883e-06 deg
node 279.8865814229853 3.5723e-05 deg
peri 67.35131215051157 3.822e-05 deg
M 245.6810816530149 1.435e-05 deg
tp 2459080.191365566676
(2020-Aug-18.69136557)		 6.0911e-05 TDB
period 1510.588921772787
4.14		 1.3503e-05
3.697e-08		 d
yr
n .2383176487071768 2.1304e-09 deg/d
Q 3.006785924414013 1.7919e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1108  
   data-arc span      11575 days (31.69 yr)  
   first obs. used      1987-08-30  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51869  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:53:26  

Additional Information
 Earth MOID = 1.15279 au 
 Jupiter MOID = 2.43704 au 
 T_jup = 3.394 
[ 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 14.1   n/a MPO296228  
diameter diameter 4.524 km 1.427 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11138 Hotakadake           Discovered 1996 Dec. 14 by T. Kobayashi at Oizumi.
Hotakadake is the generic name of several mountain peaks, some of them more than 3000 meters high, in central Japan. It is the most popular area for Japanese mountain climbers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050125/MPCPages.arcLast Updated: 2005-06-01

[ show close-approach data ]
Alternate Designations
 1996 XC31 = 1987 QN3 = 1998 FF108 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-16 02:43 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin