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Comet
Hale Bopp C/1995 O1


Comet Hale Bopp C/1995 O1
Object : Comet Hale Bopp C/1995 O1
Date : 1997 April
Time (UT) : Early in the morning
Lens/telescope : Konica 28mm f3.5
Filter : none
camera : Konica
Exp. time : 15 seconds no motor drive/Kodak PJM-2 640
Site : Sweden Midsommarkransen 4:th floor
Comment : The blue plasma tail and the white dusttail is visible

Hale Bopp at La Palma 1997
Object : Comet Hale Bopp C/1995 O1
Date : 1997 April
Time (UT) : 20:00 ??
Lens/telescope : Konica 135mm f3.5
Filter : none
camera : Konica
Exp. time : 30 seconds piggy back on Celestron C8/Kodak PJM-2 640
Site : Sweden Saltsjöbaden
Comment : Comet discovered 1995-07-23, then it was outside Jupiter's orbit.
Earth closest approach 1997-03-22, 1.315 AU.
1AU (Astronomical Unit, distance Earth-Sun)=150million kilometers.
Blue plasma tail and white dust tail

Hale Bopp and Not at La Palma
Object : Comet Hale Bopp C/1995 O1
Date : 1997-04-14
Time (UT) : 19:00
Lens/telescope : Konica 50mm f1.7
Corrector/Barlow : none
Filter : none
camera : Konica
Exp. time : 15 seconds no motor drive/Kodak PJM-2 640
Site : Spain La Palma 2200m osl
Comment : NOT (Nordic Optical Telescope) and Hale Bopp.
For our special purpose the telescope was equipped with an IR camera, resolution 288x178 pixel. Cold down to 4K (-269C) by Helium. The camera was built by Swedish and French astronomers.
From my 2 weeks of work for Stockholm University.
More to know : You can read more about the comet on Seiichi Yoshida's homepage:
http://www.aerith.net/ comet/catalog/ 1995O1/1995O1.html

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