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9408 Haseakira (1995 BC)
Classification: Main-belt Asteroid          SPK-ID: 2009408
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1055808996233985 6.7286e-08  
a 2.94988786142505 2.6814e-08 AU
q 2.63843604722765 2.0581e-07 AU
i 3.153753047205714 6.638e-06 deg
node 114.7533890485018 0.000128 deg
peri 268.0406758631205 0.00013235 deg
M 8.044766538366618 3.471e-05 deg
tp 2456759.145989703062
(2014-Apr-11.64598970)
0.00017833 JED
period 1850.574983860317
5.07
2.5232e-05
6.908e-08
d
yr
n .1945341329801382 2.6524e-09 deg/d
Q 3.26133967562245 2.9645e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      904  
   data-arc span      12842 days (35.16 yr)  
   first obs. used      1978-10-07  
   last obs. used      2013-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58782  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:32:03  

Additional Information
 Earth MOID = 1.6426 AU 
 T_jup = 3.259 
[ 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 13.4 mag n/a PDS3 (MPC 32632)  

9408 Haseakira           Discovered 1995 Jan. 20 by T. Kobayashi at Oizumi.
Akira Hase (b. 1923) is professor emeritus at Hiroshima University. Based on detailed geological research, he has clarified the stratigraphy and geological structure of the Paleozoic-Mesozoic group of southwest Japan. In addition, he has tutored many excellent earth science experts and teachers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110715/MPCPages.arcLast Updated: 2011-07-20

[ show close-approach data ]
Alternate Designations
 1995 BC = 1978 TS4 = 1988 TH5 = 1993 TD48 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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