Lunar crescent visibility of Rabia al-thani 1443 Hijri
The Conjonction :
The geocentric conjunction between the Moon and the sun will be at the end of the lunar month on Thursday, Novemver 04; 2021 at 22:15 local time.
Moon’s position after sunset on Thursday, November 04 , 2020.
In Tunisia: The Moon set before sunset.
In Islamic cities: The Moon set before sunset..
Possibility of Moon crescent visibility.
The visibility of Shawwal crescent, will be possible after the sunset on Friday , Novemver 05, 2021 in the world, from 10:51 local time. The crescent will be visible as shown on the map below (Fig. 1).
Figure 1: Lunar crescent visibility areas of Shawwal (according to Istanbul criteria) after sunset on Friday , November 05, 2021.
Abbreviation:
lag: La période entre le coucher du soleil et le coucher de la lune. (si la valeur est négative dans ce cas la lune se couche avant le soleil).
Age Lune: The period between the conjunction and the sunset.
HL: Moon topocentric elevation (if the moon sets before the sun, the value will compensated by the symbol "*** ***").
DAZ: The difference between the sun’s azimuth and the moon’s azimuth, at sunset.
ARCL: Geocentric elongation between the sun and the moon.
W: The illuminated percentage of the moon's surface.
Indication : The criteria used to predict the visibility of the lunar crescent, are the Istanbul criteria (1978-2016).
The crescent Moon is visible after sunset, if the following conditions (criteria) are true.
- The geocentric conjunction occurs before sunset.
- HL> 5 ° at sunset.
- ARCL> 8 °, at sunset.
