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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1377766678799116 8.099e-08  
a 3.193868378092565 3.0058e-08 AU
q 2.753827835311955 2.6225e-07 AU
i 18.702056275456 9.0985e-06 deg
node 56.93294365051588 2.3231e-05 deg
peri 131.4260300425864 3.5715e-05 deg
M 111.4343545240425 2.5722e-05 deg
tp 2456355.157080153180
(2013-Mar-03.65708015)
0.0001487 JED
period 2084.845846123067
5.71
2.9431e-05
8.058e-08
d
yr
n .1726746371533646 2.4376e-09 deg/d
Q 3.633908920873176 3.4199e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      824  
   data-arc span      23470 days (64.26 yr)  
   first obs. used      1950-04-22  
   last obs. used      2014-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51376  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:21:57  

Additional Information
 Earth MOID = 1.78788 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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