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Cidadao Image of Comet 1996 B2 Hyakutake


Observer: Antonio Jose Cidadao
Location: Oeiras, Portugal
Date: March 18, 1996 01:38 UT

Notes: Comet 1996B2; 3 images of 30 sec. each in "track-and-accumulate" mode
       (tracking was performed on the comet nucleus).

       Original image was obtained with a 135mm (f/1.8) telephoto lens
       and a SBIG ST6 CCD camera, piggy-back mounted on a 10" LX200
       linear processing of the original image

       hazy skies; clouds

       CCD field is 3.5 x 2.75 degrees.

       Comet tail was about 2.5 degrees long

       Member of A.P.A.A. (Associacao Portuguesa de Astronomos Amadores)

Camera: SBIG ST6

Filter wheel (CFW6-A): no

Filters: none

Exposure: 90 sec.

Date: 03/18/96 (beginning at 01h 38min UT)

Site: Oeiras, Portugal ("roof-top" observatory)

Image Proc. Software: CCDOPS; WinMiPS; PhotoShop

Antonio Jose Cidadao

Rua D. Antonio Luis de Menezes, No9, 3A,         phone: +351-1-4412192
S. Juliao da Barra, Oeiras,
2780 Oeiras
PORTUGAL                                         e-mail:

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