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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1379925379648951 7.965e-08  
a 3.193567380855234 2.8789e-08 au
q 2.752878912809118 2.5651e-07 au
i 18.70354284236285 8.3754e-06 deg
node 56.9152510273657 2.3148e-05 deg
peri 131.499163630308 3.2962e-05 deg
M 180.4239478172191 2.4022e-05 deg
tp 2458440.320730322133
(2018-Nov-17.82073032)
0.00014295 JED
period 2084.551132324436
5.71
2.8187e-05
7.717e-08
d
yr
n .1726990498902141 2.3352e-09 deg/d
Q 3.634255848901351 3.2761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      23979 days (65.65 yr)  
   first obs. used      1950-04-22  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50779  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:23:14  

Additional Information
 Earth MOID = 1.78521 au 
 Jupiter MOID = 1.45857 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 12.1 mag n/a MPO302147  
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 ]
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