Fotografovani Mesice / Photography of the Moon

Martin Nekola, 8.2.2001
e-mail: M.Nekola@atlas.cz

orientacni expozicni casy pro fotografovani Mesice v zavislosti na svetelnosti objektivu, citlivosti filmu a fazi Mesice nebo stupni jeho zatmeni

approximate exposure time for fotography of the Moon depending on focal ratio, film speed and moon phase or eclipse degree

vychozi vzorec: t = F2 / (I 2Q)

t ... expozicni doba [s] (exposure time [s])
F ... svetelnost objektivu (focal ratio)
I ... ISO citlivost filmu (ISO film speed)
Q ... jasovy exponent (brightness exponent)

MesicQMoon
uplnek8full Moon
posledni ctvrt7last quarter
prvni ctvrt6first quarter
stari 4-5 dni5age 4-5 days
stari 2-3 dny4age 2-3 days
zacatek totality7umbral contact
stin 25%6umbra: mag=0.25
stin 50%5umbra: mag=0.50
stin 75%4umbra: mag=0.75
totalita: L=4-3totality: L=4
totalita: L=3-5totality: L=3
totalita: L=2-7totality: L=2
totalita: L=1-8totality: L=1
totalita: L=0-11totality: L=0
tabulka jasovych exponentu Q
ISOF
251.422.84 5.68111622
5022.845.6 811162232
1002.845.68 1116223244
20045.6811 1622324464
4005.681116 2232446488
8008111622 32446488128
160011162232 446488128176
Qt[s]
81/40001/20001/10001/500 1/2501/1251/601/301/15
71/20001/10001/5001/250 1/1251/601/301/151/8
61/10001/5001/2501/125 1/601/301/151/81/4
51/5001/2501/1251/60 1/301/151/81/41/2
41/2501/1251/601/30 1/151/81/41/21
-31/2124 8153060120
-52481530 602min4min8min
-781530602min 4min8min15min30min
-830602min4min 8min15min30min
-112min4min8min15min 30min
tabulka expozicnich casu t