Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
13176 Kobedaitenken (1996 HE1)
Classification: Main-belt Asteroid          SPK-ID: 2013176
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376809671564421 8.592e-08  
a 3.193757350881643 3.0791e-08 AU
q 2.754037749949262 2.7977e-07 AU
i 18.70326791356076 9.5031e-06 deg
node 56.93997326394798 2.3775e-05 deg
peri 131.4015800370039 3.6712e-05 deg
M 76.92868971657991 2.6049e-05 deg
tp 2456355.010843884406
(2013-Mar-03.51084388)
0.00015095 JED
period 2084.73713503337
5.71
3.0148e-05
8.254e-08
d
yr
n .1726836414770525 2.4972e-09 deg/d
Q 3.633476951814024 3.503e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      23449 days (64.20 yr)  
   first obs. used      1950-04-22  
   last obs. used      2014-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51455  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:29:58  

Additional Information
 Earth MOID = 1.78717 AU 
 T_jup = 3.099 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0 mag n/a MPO263467  
diameter diameter 28.68 km 2.7 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.0258   0.006 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

13176 Kobedaitenken           Discovered 1996 Apr. 21 by R. H. McNaught and H. Abe at Yatsuka.
Kobedaitenken, short for Kobe-Daigaku Tenmon Kenkyu-kai, means "Kobe University astronomy club", which popularizes astronomy in Hyogo prefecture. The second discoverer belonged to this club during his student days.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071124/MPCPages.arcLast Updated: 2007-11-26

[ show close-approach data ]
Alternate Designations
 1996 HE1 = 1961 GG = 1998 SY27 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-23 05:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin