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mirror-frost
Frost on a primary mirror? outside temp 1.5 deg Celsius, RH 93%, cooling of mirror ON might mean <0deg C temp
Datum: 2013/09/10
Zobrazení: 1055
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vdb152-023L
frost mirror Light image 6 min sub L
Datum: 2013/09/10
Zobrazení: 939
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dewshield25cmfor315mmaperture
25cm long dewshield on 10" NWT (315mm front aperture)
Datum: 2013/09/09
Zobrazení: 1049
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ELpanel
elpanel
Datum: 2013/09/07
Zobrazení: 1040
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session-2013-09-06-Bsmall
field setup as always
Datum: 2013/09/07
Zobrazení: 1133
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M45TEST
7 minut (14x30 sekund) M45 s Atikem 460EXM pri F/3.6 na 10" NWT
Datum: 2013/09/14
Zobrazení: 1598
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